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InterviewSolution
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.
| 74451. |
Mixed bag of Word problemsEmily wants to make 264 paper planes. She can make 8 planes indays will she need to make all the planes?has read 168 books this year. The group ha |
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Answer» In one day Emily makes 8 planesFor making 264 planes she needs264/8 = 33 days |
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| 74452. |
115.3 ml surface area and lateral surface area of a cuboid with lengthand height 260 cm. and lateralnd the length of the diagonaad the totalof a cuboid with length -3.5 m, breadth 32 dmh of the diagonal of a cuboid withthe total surface are, lat |
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Answer» Bharat ka Samvidhan Kisne likha |
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| 74453. |
10. If one-eighth of a pencil is black, half of theremaining is yellow and the remaining 3 1/2 cm isblue, then what is the total length of the pencil? |
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Answer» x/8 - Black(1/2)*(7x/8) - Yellow(1/2)*(7x/8) - Blue = 7/2 cm ,1.5cm (3 times 0.5 )Then, 7x/16 = 3/27x/8 = 3x = 24/7 cmSolve for x. (8cm, if it were mixed fraction). |
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| 74454. |
Solve the following questions : (Any Three)) Two persons on the same side of a tall building notice the angle of elevation of the4,0.top of the building to be 30° and 60° respectively. If the height of the building is72 m, find the distance between the two persons. (V3 1.73) |
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Answer» thank |
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| 74455. |
EXERCISE 20Aod the volune. lateral surface area and the total surface area of the cubold whomensions aretotal surface area of the cuboidength22 em. breadth 12 cm and height 7.5 cm10 length = 15 m, breadth = 6 m and height = 9 dmi length = 24 m, breadth = 25 cm and height 6 m1 mlength48 cm, breadth6.dm and height |
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| 74456. |
9. The table given below shows the weights (in kg) of 50 personsWeight (in k 42 4752 57 6267 72Number of persons36 8 11Fihd the mean, median and mode. |
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| 74457. |
non-repea(D) non-terminatingdecimal(E) of these"Both sides of the equation candivided by the same non zero numlIs this rule true for a linear equatio(A) Always true(B) Sometimes true(C) Partially false(D) Always false(E) of these5. Find the value X-2X-1X |
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Answer» And naturally this goes for the division property of equality as well. You can divide each side of an equation with the same nonzero number to produce an equivalent equation |
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| 74458. |
1.What time will it be 4 hours 40 minutes ater 8:40 p.m. |
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Answer» 8:40 min + 4 hours = 12:40 now add 40minutes1:20 am |
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| 74459. |
8 WORD PROBLEMSmple 5.25: The perimeter of a rectangular garden is 20 m. If the length is 4 mrthe breadth, find the length and breadth of the garden.thanSolution: Let the lenoth of |
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Answer» l=b+4perimeter=20=2(l+b)so l+b=10so b+4+b=10so b=3so l=7 |
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| 74460. |
small indoor greenhouse (herbarium) is made entirely of glass panes (including.base) held together with tape. It is 30 cm long, 25 cm wide and 25 cm high.6 A0 What is the area of the glass?(ii) How much of tape is needed for all the 12 edges? |
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| 74461. |
U(W)What happens to the area of a rectangle when(1) its length is doubled, the breadth remaining the same?(ii) its breadth is doubled, the length remaining the same?(iiits length and breadth are both doubled? |
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Answer» III) is the correct answer 3 is the right answer of this question third one is the correct (I) Area of rectangle double (ll) area double (lll)Area becomes four times 1)double the area 2)double the area3)becomes 4 times |||) is correct answer correct answer is the 3 |
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| 74462. |
1. Find the perimeter of the following rectangles w(a) length 17m breadth 13 m(c) length#5mbreadth 32 dm |
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Answer» Thanku sir thank |
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| 74463. |
A mathematician was challenged to write nineteen in a manner that if one was taken out of it, it became twenty. He failed to do it. Can you help him? |
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Answer» XIX is the answer which refers to nineteen in roman numeric system. On taking out one i.e. I, we will get XX that is equal to twenty. |
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| 74464. |
(2) Out of 100 persons in a group, 72 persons speaEnglish and 43 persons speak French. Each oneout of 100 persons speak at least one language.Then how many speak only English? Howmany speak only French? How many of themspeak English and French both? |
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| 74465. |
JF ol, ahe oots of the equatio2C. 32 |
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| 74466. |
Set 4: Length Story Problemsy's school was 15 km 500 m from her house. Ritu's house is 2 km from Sweety's house. Whatis the distance from Ritu's house to the school in metres? |
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Answer» 15km=500=2k15+500=515515÷2=257•5 |
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| 74467. |
6 A small indoor greenhouse (herbarium) is made entirely of glass panes (includinghase) held together with tape. It is 30 cm long, 25 cm wide and 25 cm high(i) What is the area of the glass?a) How much of tape is needed for all the 12 edges? |
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| 74468. |
I. Length of the box = 80-2x = 1Breadth of the box = 30-2x = b80 -2x30-2x |
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Answer» What is your question here? |
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| 74469. |
as gho. Find three consecutive odd numbers whose sum is 147.y.Hint. Let the requtred numbers be (2x +1).(2x+3) and (2x+5numbers be (2x -11. 12x +3) and (2x+5 |
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| 74470. |
EXERCISE 9.1Solve the following equatio6x +7x + 21. |
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Answer» 6x+7/x+2=56x+7=5x+106x-5x=10-7x=3 thanks |
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| 74471. |
Sumit purchased a sewing machine for721.200 including 6% VAT. Find the pricebefore the VAT was added |
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| 74472. |
ŕ¤ŕ¤Ś 1].dd the following :gm4gi Y589 4 6 KR 525525 6 91 8 8 |
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| 74473. |
Q.2. In thegiven triangle PQR, ZQPR 90°24 cm and QR 26 cm and in APKRKR 90° and KR 8 cm find PK[CBSE CCE 20128 cm26 cmFig. 6.117. |
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| 74474. |
if (x - 1) is a factor of Polyncmial 2x, + Kr. Then find the value of K. |
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Answer» If x-1 is a factor of the given polynomial, then (1) is a zero of the given polynomial. Putting value of x = 1 in polynomial, we get, 2(1)² + k(1) = 0=> 2(1) +k = 0=> k = -2=> k = -2 |
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| 74475. |
Therefore, the reluEXERCISE 7.11. How many 3-digit nmbersassuming thatG) repetition of the digits is allowed?(i) repetition of the digits is not allowed?git numbers can be formed from the din he formed from the digits 1,2,3 |
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| 74476. |
4. Find ten rational numbers betweenand |
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| 74477. |
If the sake of VAT increased by 2% Ethen selling price of an articlegoes up by $140 Find the marketsPrice of the article.1950 |
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| 74478. |
State True or False.a. There are 5 terms in the algebraic expression4x3x2 2x-9b. The coefficient of x in 2x3 +7x2 -x is 1c. The coefficient of y2 in 4/4-33 + 3y? -2 is 3.d. The value of-2a2 + 3a-6 at a =-1 is 11.e. The degree of the polynomial9x7-5+11x is 74 |
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Answer» a) falseb) false (-1)c) trued)false(-11)e) true How? full solution please fast |
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| 74479. |
Write the largest number of differentdigits formed by using 3, 2, 4, 0,6, 8, 7. |
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Answer» 964320 is the right answer...... 964320 is also right answer dude.... 964320 is the answer of your question........ 964320 is the right answer.... 964320 is the right answer.... 964320 is the right answer....... 964320 is the right answer ...... 964320 is the right answer ........ 964320 is the right answer....... 964320 is the right answer.......... |
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| 74480. |
17. Find ten rational numbers between -- and |
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Answer» Given 3/5 and 3/4 now 3/5 = 3/5 × 4/4 = 12/20 × 4/4 = 48/80 and 3/4 = 3/4 × 5/5 = 15/20 × 4/4 = 60/80 10 rational numbers are 49/80 , 50/80 , 51/80 , 52/80 , 53/80 , 54/80 , 55/80 , 56/80 , 57/80, 58/80 |
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| 74481. |
48 cm6. Find the area of an isosceles right triangle, if one of its right sides is 18 cm long.0iaThe heicht of the triangle is 15 cm. Find the |
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Answer» Area = 0.5* BASE*HEIGHT= 0.5*18*18= 162 sq cm PLEASE HIT THE LIKE BUTTON |
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| 74482. |
A firm produces 50 units of a product for Rs. 320and 80 units for Rs. 380. Considering the costcurve to be a straight-line the cost of producing110 units to be estimated as |
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Answer» 1 2 |
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| 74483. |
4) Write the smallest 5-digits number using 3 different digits. |
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Answer» 99999...... answers to your questions Smallest 5-digit number is 10000 10000 is the correct answer of the given question 5 small digit number is 10000 jdiwiwdviwow d w9wjd wwox w9xcbe w smallest 5 digit number is 10000 smallest 5 digit number is 10000 10002 |
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| 74484. |
2. Find the time in which the simple intereston a sum of money will be 0.125 times theprincipal at 10% per annum?3. Find the time in which the simple interest atth2% per annum on a sum of money isof the principal.25 |
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| 74485. |
23. Which of the following statement isCORRECT?(A) Two triangles having same shape arecongruent.(B) If two sides of a triangle are equal tothe corresponding sides of anothertriangle, then the two triangles arecongruent.(C) If the hypotenuse and one side ofone right triangle are equal to thehypotenuse and one side of the othertriangle, then the triangles are notcongruent. of these(D) |
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Answer» option d) none of these |
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| 74486. |
in the figure, if AC is an anglebisector of ZA, prove the twotriangles congruent. |
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Answer» In ∆ABC and ∆ARCAC = ACangel CBA = angle CRA (90°)angle BAC = angle RAC ( given angle bisector)By AAS rule ∆ABC and ∆ARC are congurent |
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| 74487. |
7.3 Criteria for Congruence of Trianglesn earlier classes, you have learnt four criteria for congruence of triangles. Let urecall them.Draw two triangles with one side 3 cm. Are these triangies congruent? Observethat they are not congruent (see Fig. 7.5).3 cm1.8 cm3 cm2.4 cmFig.7.5 |
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Answer» they are not congruent as not all the pairs of sides are equal.only bc and ef are. hence not congruent |
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| 74488. |
686217 people live in Vishal Nagar 403612 people live in chotapur where do more people leave and how many more live there |
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Answer» Please can you give a clearer question :) More people live in Vishal nagar. There are 686217 - 403612 = 282605 people more than Chotapur. |
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| 74489. |
2 7 - (14 sin OXi— sin ©)-y ) जे“ s s7. Weotd= g W () X1 —cos 0) ) cor'® vy "७५ |
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Answer» 2) cot^2 theta(7/8)^2= 49/64 please like the solution 👍 ✔️ |
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| 74490. |
poneranks and pully the0 227903bakaran_the_hile.s arthe genesquodenand the condiciach- 292 +20- |
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Answer» 5x^2-29x+20=5x^2-25x-4x+20=5x(x-5)-4(x-5)=(5x-4)(x-5) |
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| 74491. |
Find the smallest five digits number which is perfectly divisible by18 and begins with 12. |
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| 74492. |
13. uy = 3 cos (log x) + 4 sin (log x)at city thr y + xy + y = 0 |
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| 74493. |
2.Are two triangles congruent if two sides and an angle of onetriangle are respectively equal to two sides and an angle of theother?If notthen under what condition will they be congruent? |
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| 74494. |
124Theorem 6.1 : lf a line is drawn parallel to one side of a triangle 10 interseother two sides in distinct points, the other two sides are divided in the |
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| 74495. |
2.Thecyclicalmigrationofthepastoralnomadswasbenehcialinvarioustomi3. Where did the Gaddi Shepherds live? Describe their seasonal movement. |
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Answer» The Gaddi shepherds ofHimachalPradesh spent their winter in the low hills of Siwalik range, grazing their flocks in the scrub forests. By April, they moved North and spent the summer inLahulandSpiti |
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| 74496. |
IVA tricycle is sold at a gain of 15%. Had it been sold for? i 08 more, the profit would havebeen 20%. Find its cost price.La in Cor 2 2360 more he would have |
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| 74497. |
only for Genius0-0292292Viv Kumar |
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Answer» 25 25 by multiplying straight numbers 25 will be answer ..number into 5 The answer will be 25.bicuz straight multiple 5*5=25 |
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| 74498. |
(i)\frac{3 x+4 y}{3 u+4 v}=\frac{3 x-4 y}{3 u-4 v}\frac{x}{y}=\frac{u}{v} |
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Answer» (3x+4y)/(3x-4y)=(3u+4v)/(3u-4v) (3x+4y+3x-4y)/(3x+4y-3x+4y)=(3u+4v+3u-4v)/(3u+4v-3u+4v) 6x/8y=6u/8yso x/y=u/v |
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| 74499. |
Prove that in a triangle, if the square of one side is equal to the sum of the squares of the other twosides, then the angle opposite to the first side is a right angle |
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| 74500. |
ही * कला VIV¢ 2ण 29 सिद्ध कीजिए: ८०५९. + ८057 [+डोन [डे % दर |
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Answer» We know, cos(90 + ø) = sinø cos²x = (1 + sin2x)/2 Now, (1 + cos2x)/2 + [1 + cos(2x + 2π/3 )]/2 + [ 1 + cos(2x - 2π/3)]/2 = 1/2 [ 1 + cos2x + 1 + cos(2x + 2π/3) + 1 + cos(2x -2π/3)] = 1/2[3 + cos2x + cos(2x +2π/3) + cos(2x - 2π/3)] = 1/2[ 3 + cos2x + (2cos(2x) × cos120] = 1/2[3 + cos2x + 2cos2X × cos(120) ] = 1/2[3 + cos2X + 2cos2X × cos(90 + 30) ] = 1/2[3 + cos2X + 2cos2X × (-sin30)] = 1/2[3 + cos2X + 2cos2X × (-1/2)] = 1/2[ 3 + cos2X - cos2x] 3/2 Please hit the like button if this helped you |
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