This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 70451. |
A table is bought for Rs. 950 and sold atRs. 1,140. Find the gain percent. |
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Answer» 20% is the correct answer one hundred ninety only 20% is a correct answer.. 20%is the right answer 20 % 100 rs par thay....,............ |
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| 70452. |
Atul weighs 80kg. The weight of his son is 80% of his weight Find the difference between their weights. |
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| 70453. |
The ratio of ages of Seema and Rajashree is 3: 1. The ratio of ages of Rajashree andAtul is 2:3. Then find the ratio of ages of Seema, Rajashree and Atul.Ex (1) |
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| 70454. |
atul |
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Answer» please provide the question if you want solution |
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| 70455. |
Write the prime factors of 84 |
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Answer» 84= 1 x84, 2 x 42, 3 x 28, 4 x 21, 6 x 14, or 7 x 12.Factors of 84: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42,84.Prime factorization:84= 2 x 2 x 3 x 7 which can also be written 2² x 3 x 7. |
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| 70456. |
Seciam has 25 pencils She gives 3Kcelam has 25 pencils. She gives of them to Meena. HowMeena Howmany pencilis does MeenaHow many pencils are left with Neelam? |
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| 70457. |
Cal 18 during these days?A man purchases an almirah foron11025, gives? 172.50 as its cartage and spends toits repair. How much does the almirah cost him? |
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| 70458. |
What is his total earning during these days?10. A man purchases an almirah for 11025, gives 172.50 as its cartage and spends * 64.80on its repair. How much does the almirah cost him?. ..85 m hu ricchaw and 1 lm 80 m on foot What |
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Answer» 11025.00 cost price of almirah+ 172.50 cartage+ 64.80 repair______________ 11262.30he paid in total ₹ 11,256.30 for almirah. |
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| 70459. |
OPIEXERCISE 13.1Unless stared othemvise, take1. 2 cubes each of volume 64 cm are joined end to end. Find the surface arca of inhomicthere mounted by a hollow cylinder. Tharesulting cuboid |
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Answer» Given, volume of each cube is 64 cm³⇒s³=64⇒s=∛64⇒s=4 cm.When two cubes are joined ,the length of the resulting cuboid(l) = side + side = 4+4 = 8 cmits breadth(b) = side = 4cmAnd its height(h) = side = 4cmTotal surface area of a cuboid = 2(lb+bh+hl)⇒TSA=2[(8)(4)+(4)(4)+(4)(8)]⇒TSA=2(32+16+32)⇒TSA = 2(80)⇒TSA = 160 cm²∴ The surface area of the resulting cuboid is 160 cm². |
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| 70460. |
Ravi bought 2 more apples than Atul. Atul had3apples less than Gagan. If Gagan had 'n' number ofapples, how many apples did Ravi and Atul have? |
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| 70461. |
29. 36 packets each containing 12 pencils costs 756.Find the cost of 12 packets of 10 pencils each.Ans 210 |
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Answer» ₹210 is the correct answer 1 packet=12 pencil 36 packet =36*12=432 pencil 432 pencil=rs 7561 pencil=756/432=rs1.75 1packet=10 pencil 12 packet=12*10=120 pencil120 pencil =120*1.75=rs 210 Rs 210 is the right answer 210 is the correct answer 1 packet of pencil Cost 756 12 packet cost =12×756=9072 210 is the right answer |
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| 70462. |
Exam BooHyil. Useful for Ex1. Atul and Barwhich Atul cacontributes 50be divided(a) 6:11(c) 7:9a Babita enter into a business partnership inAtul contributes 2000 for 9 m5000 for 7 months. A profit of 1100 willod between Atul and Babita in the ratio of(b) 2:5(d) 18:35 |
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Answer» D. this right answer |
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| 70463. |
S.P. of 2 pencils is same as the C.P. of 3 pencils. Find the gain percent? |
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Answer» kdkfjgjgnflsdlsmajxnfjvjmvmfkf |
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| 70464. |
2 1: Decompose 32760 into prime factors. |
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Answer» 2| 32760---------------2| 16380---------------2| 8190-------------5|4095------------3|819-----------3| 273---------+--- 7| 91------------ 1332760= 2^3×3^2×7×13 |
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| 70465. |
Salil wants to put apicure in frame The picuris mwh cTo fit in the frame the picture cannot be more than 7. cm wide. How much shouldthe picture be trimmed?10 |
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| 70466. |
A man on the top of a vertical tower observes a car moving with a uniform speed comingdirectly towards it. If it takcs 12 minutes for thc angles of depression to change from 30째 to45째 how soon will the car reach the tower? |
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| 70467. |
ef A man on the top of a vertical tower observes a car moving at a uniform speed coming directlytowards the tower. If it takes 12 minutes for the angle of depresssion to change from 300 to45°, how soon after this, will the car reach the tower (V3-1.7 |
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| 70468. |
40] A man on the top of a vertical tower observes a car moving at a uniform speed coming directlytowards the tower. If it takes 12 minutes for the angle of depresssion to change from 30° to45°, how soon after this, will the car reach the tower (3-1.7) |
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Answer» Like if you find it useful |
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| 70469. |
EXERCISE 13.2less stated otherwise, take1. A solid is in the shape of a cone standing on a hemisphere with both their radii beingequal to I cm and the height of the cone is equal to its radius. Find the volume of the solidin terms ofĎ. |
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| 70470. |
TANSWERTYPE-IQUESTİONSdiameters of a cone and sphere are equal. Prove that the height of the1. The volumes andcone is twice the diameter of the sphere. |
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| 70471. |
the radius and tha volume of a sphere and a cone are equal. then the ratio of the height and diameter of a cone |
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| 70472. |
. Atul bought 5 pencils for ? 4 and sells 4 pencilsfor t 5. The gain per cent in the transaction is(a) 25%(c) 56-%IS(b)20%(d) 50% |
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Answer» a aayega isme thk hai solution CP of 1pencil = 4/5 =0.8 rsSP of 1 pencil = 5/4 = 1.25rs Gain % = (SP-CP/CP )x100 =(0.45/0.8)x100 =56.25 % |
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| 70473. |
10, A man purchases 12 pencils for 72 and sells 3 pencils for ? 21. Calculate gain peif all the pencils bought are sold |
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Answer» total selling price of 12 pencils = 12*7 = 84 rupeescost price = 72gain percentage= 84-72/72*10016.66 percentage full type solve pleace |
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| 70474. |
72 and sells 3 pencils fopencils lur8. Tiualci0/ A man purchases 12 pencils forif all the pencils bought are sold. |
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Answer» 12pencils cost price = 72 rupeesselling price 12*7 = 84gain = 12/72*10016.6 percentage of gain |
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| 70475. |
A pencil costs Rs1.25.how many pencils can be bought for Rs75? |
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Answer» 1 pencil = RS 1.25 ? = RS 75RS 75÷ by RS 1.25✓ 75÷by 1.25✓ 7500÷ by 125✓ 60 60 pencils can be bought 60 pencil ✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏✏ |
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| 70476. |
9. A rectangular sheet of paper is 15cm long and 12cm wide. Find its perir10. Anicture is 74cm wide How much should it be trimmed to fit in a frame 7 |
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Answer» Reactangular sheet length= 15 3/4 = 63/4 cmReactangular sheet breadth= 12 1/2 = 25/2 cm Perimeter = 2(length + breadth)= 2(63/4 + 25/2)= 2*(63 + 50)/4= 113/2= 56.5 cm perimeter will be 56,5 |
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| 70477. |
5W.S CICLE10. A picture is 7cm wide. How much should it be trimmed to fit in a frame 7cm wides |
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Answer» Thanks a lot |
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| 70478. |
Ex 2 Ruchi invested 1600 at the rate of compound interest for 2 yr. She got* 1764 after the specified period. Find the rate of interest. |
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Answer» Given,A = 1764, P = 1600, n = 2 yrs.,R =? For compound interestA = P(1 + R/100)^n1764 = 1600(1 + R/100)^21764/1600 = (1 + R/100)^2(1 + R/100) = 42/40R/100 = (42 - 40)/40R = (2/40)*100R = 5% Therefore, rate of interest = 5% |
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| 70479. |
Ruchi is 4 years older than Monica, and the sum of their ages is 20 years. Find their ages. |
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Answer» let Monica age be x,Ruchi age be 4xX+X+4=202x=20-4X=8 Monica age=8 yearsRuchi age= 12 years |
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| 70480. |
4) Sandy sold half of her comic books and then bought 7 more. She now has 14. How mdid she begin with? |
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Answer» thanks |
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| 70481. |
27. A man on the top of a vertical observation tower observes a car moving at a uniform speed scoming directly towards it. If it takes 12 minutes for the angle of depression to change30 to 450 how long will the car take to reach the observation tower from this point? |
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Answer» Like my answer if you find it useful! |
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| 70482. |
Amanon the top of a vertical observation tower observes a car moving at a uniform speedcoming directly towards it. If it takes 12 minutes for the angle of depression to change from300 to 45, how long will the car take to reach the observation tower from this point? |
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| 70483. |
If the sum of the roots of the equation sta+x+bcis zero. Show that the product of roots |
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Answer» c{( x+b) +( x+a)}= ( x+a)(x+b) =2Vx-9 + cb+ac = x^2+(a+b)x+ab = =x^2+(-a-b+2c)×+ac+cb-ab=0; ; ax^2+bx+c=0; x^2-( a+b-2c)+( ac+cb-ab): if jal pubg mobile's computers |
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| 70484. |
(3) 4, 0, 7,24町1召す77 aTit 阿ST才 |
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Answer» for making a 5 digit number we need to keep a digit except 0 at the first place and that too least value and then arrange the remaining numbers in ascending order to get the smallest number 10247 |
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| 70485. |
A solid is in the shape of a cone staequal to 1 cm and the height of the coin terms of pi. |
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| 70486. |
2. Which of the following numbers are cubes of negative integers(1) -64 (ii) - 1056 in) - 2197 (iv) - 2744 (v) - 12875atit |
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| 70487. |
A bought 36 pencils for 234 and B bought 22 pencilsfor *176. Who bought the pencils at cheper rate? |
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Answer» A is the correct answer me to be A bought the pencil at cheapar rate A bought:- 234/36= 6.5B bought :-176/22= 8so A bought in cheap B brought the pencil at cheaper rate A's pencil's cost is 6.4rs per pencil and B's pencil's cost is 8rs per pencil therefore A's bought the pencils at cheaper plz accept my answer as best A bought the pencils at cheper rate cost of 1 pencil for A=234/36=6.5rscost of 1 pencil for B=176/22=8so, A bought pencils at a cheaper rate A is the correct answer A bought pencils at a cheaper rate A is the right answer A is the right answer bhaiyya a is the correct answer A is the best answer. A bought the pencils at cheaper rate |
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| 70488. |
laid the foundation of the Second World War.The Treaty of(a) Versailles(b) Berlin(c) Cuba |
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Answer» The treaty of Versailles laid the foundation of the Second World war. Please hit the like button if this helped you |
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| 70489. |
1. Rinku bought 600 m of juice and Ruchi bought 2 t of juice. Find the ratio of the juicebought by Rinku to that bought by Ruchi |
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Answer» Ruchi bought 2l1l=1000 ml2l=2000 mlSo the ratio is 600:2000=6:20=3:10 |
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| 70490. |
14Rachita bought a certain number of pastries,cookies and ice-creams. She bought a total of138 items. The number of pastries that she boughtis one more than the number of cookies that shebought which in turn is one more than the number ofice-creams that she bought. How many cookies didshe buy?46(2) 52(3) 58(4) 64(5) of these |
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Answer» 46 is the answer of the following Option 1. Is the right answer. the correct answer is 46 of the following question 46 is the answer of the following question 46 is the right answer. plz like my answer 46 is the right answer. plz like my answer |
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| 70491. |
30) Two trains are moving in the opposite directionand their speeds are in the ratio 4:13. The first trainpasses a standing man in 13.25 seconds and anotherin 9 seconds. The time taken by trains to cross eachother isC, |
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Answer» Answer:10 second Step-by-step explanation: Let speed of first train be 4x and that of second be 13x. first train passes a standing man in 13.25 second so Length of first train = 13.25 * 4x =53x second train passes a standing man in 9 second so Length of second train=9 * 13x = 117x Time taken by trains to pass each other = total length/total speed=170x/17x=10 the time taken by trains to cross each other is 10 second |
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| 70492. |
B.(x2-x-12) รท(4-x)set 4: More on Division10. Solve.A.B.(150-12) รท (4-5 ฮฑ)(x2-6x-16) รท (x + 2)Project WorkCreate polynomial cards and a diecut-outs pasted on its sides.Pick out a polynomigl cord nullDob |
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| 70493. |
egz find the deal and imaginary part of theComplea numbea atita-ib |
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| 70494. |
Mangalam buys a water jug of capacity 3 litres. If she buys anotherjug which is 2 times as large as the smaller jug, how many litres canthe larger one hold? |
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| 70495. |
2. The coach of a cricket team buys 3 bats and 6 balls for ? 3900. Later, she buys anobat and 3 more balls of the seme kind for ? 1300. Represent this situation algebraiand geometrically |
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| 70496. |
Mangalam buys a water jug of capacity 3-litres. If she buys anotherjug which is 2 times as large as the smaller jug, how many litres canthe larger one hold?111cuns of wat |
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Answer» 152/15 litres or 10 (whole number) 2/15 (mixed fraction) |
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| 70497. |
The coach of a cricket team buys 3 bats and 6 balls forbat and 3 more balls of the same kind forand geometrically3900. Luter, she buys ano1300. Represent this situation algebraic2. |
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| 70498. |
Rishi bought a disc for Rs. 540 and sold it at Rs. 621. Find his profit percent. |
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Answer» hskkadjwadhwjegak last saw go |
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| 70499. |
3900. Later, she buys anotherThe coach of a cricket team buys 3 bats and 6 balls forbat and 3 more balls of the same kind for 1300. Represent this situation algebraicallyand geometrically.2. |
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| 70500. |
EXERCISE 12.1I. Prachi bought a bangle box for 350. She sold it for 425. Find her profit percent, |
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Answer» Cost price of bangle box CP = 350Selling price of bangle box SP= 425 Profit % = [(SP - CP/CP)] *100= [(425 - 350)/350]*100= (75/350)*100= 21.4% |
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