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74001.

Five square flower beds each of side 1.2 m are dugon a piece of land 4.8 m long and 4.2 m wide. Whatis the area of the remaining part of land?A. 12.69 sq. mB. 12.96 sq. mC. 11.96 sq. mD. 144 sq. m

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74002.

Differentiate with respct to x (any two)4.ifferentiate with ,4) yx2223) y = log x-7x-e-xex233(b)lf y =./x + ÷ then, find 2x, dy + 2

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baki 2 sum ka solutions

74003.

Differentiate sir!

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74004.

Differentiate root tanx

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74005.

Differentiate th-3

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74006.

30, a dealer makes a profit of 25%. Find what price did the dealer pay for it? ;ner hundred must she sell them so as to earn aiBy selling a chair for

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74007.

A conical Tent is 5m High and 24m in Diameter. Find the Cost of Canvas Used in Making the Tent at the Rate of Rs7 Sq m.

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Radius of the tent = 12m

Height = 5m

Slant height = √(r²+h²)

= √(5²+12²)

= √(25+144)

=√(169)

=13m

Curved surface area of the tent = πrl

=22/7 × 12 × 13

=490.28

=490.3m²

Cost of 1m² canvas = ₹7

Cost of 490.3m² canvas = 490.3 ×7= ₹3432.1

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74008.

A conical tent is 10 m high and the radius of its base is 24 m. Find(i) slant height of the tent.4.

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74009.

An article passing through two hands, is sold ata profit of38% at the original cost price. Ifthefirst dealer makes a profit of20%, then the profitpercent made by the second is:(a) 5%(c) 12%37.(b) 10%(d) 15%

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Let Original Price was Rs. 100. Then,

With 38% profit the selling price would be

= 100 + 38% of 100 = Rs. 138.

First dealer makes profit of 20%, then he must have sold it at,

= 100 + 20% of 100 = Rs. 120.

Now, Profit for second dealer = 138 - 120 = Rs. 18.Therefore,

% Profit = (18 *100)/120 = 15%.

74010.

12queJ..5. A man invests 800 in buying 5 shares andwhen they are selling at a premium of 1.15he sells all the shares. Find his profit andprofit percent.6. Find the annual income derived from 125

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74011.

20. The circumference of the base of 10 m high conical tent is 44 metres. Calculate theof canvas used in making the tent if width of canvas is 2 m.

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74012.

The circumference of the base of 10 m high conical tent is 44 metres. Calculate the length dof canvas used in making the tent if width of canvas is 2 m.

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74013.

The circumference of the base of a 10 m high conicaltent is 44 metres. Calculate the length of canvasused in making the tent if width of canvas is 2 cm.(Use π=22/7).วา

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74014.

Between 1 and 31 are inserted marithmetic means, so that the ratio of the7th and (m-1)th means is 5:9. Then thevalue of m is

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tqsm sir...😁

74015.

F&O-VI/6.OPERATIONS21.22.Given the following subtraction problem, findfor CARTCARART2 2 2(A) 6420(B)7531If'-' means 'multiplied by', 'x' means 'plus'14- 10 x 4 + 16 +8=?(A) 142(B) 134If+' means 'multiplied by', '-' means 'divid(18 + 10 × 20) - 8 + 6 = ?(A) 92(B) 3523.24.If'+' means 'divided by'. -' means 'multip(280 + 10 × 20) - 8 + 6 = ?

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74016.

Why had Ali given up hunting?

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74017.

lemon was sold at a price of 12 to25 percent profit and from which price were lemon purchased

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iska answer 15 lemon /rupiya diya hai

74018.

assam history

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ColonialAssam(1826–1947) refers to the period ofHistoryofAssambetween the signing of the Treaty of Yandabo and Independence of India whenAssamwas under the British colonial rule. ... The legislature and political alignments that evolved by the end of the British rule continued in the post Independence periodThe legislature and political alignments that evolved by the end of the British rule continued in the post Independence period. The immigration of farmers from East Bengal and tea plantation workers from Central India continue to affect contemporary politics, most notably that which led to theAssam Movementand its aftermath.

74019.

A metal pipe is 82 cm long. The inner diameter is 12 cm and outer diameter is 16 cm. Find its total surfaceаrеа.

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Height= 82cminner diametre=12cm r=6cminner TSA=2*22/7*6(82+6)= 3318.8

outter diametre= 16cm r=8cmoutter TSA= 2*22/7*8(82+8)= 4525.7

outter base area= 22/7*8^2= 201.1inner base area= 22/7*6^2= 113.1

area of the thickness= 201.1-113.1=88total thickness of area= 88*2=176

total TSA=3318.8+4525.7+176=8020.5

total surface area =4525.7

74020.

19. The monthly incomes of A and B are in the ratio 2:3 and their monthlyexpenses are in the ratio 5:9. If each of them saves Rs 600 per month, thentheir monthly incomes are:(a) Rs 1500, Rs 2250(c) Rs 1600, Rs 2400(s.s.с. 2005)(b) Rs 1200, Rs 1800(d) Rs 1400, Rs 2100

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thanks bhayya good evening

74021.

A' bought a cycle and spent Rs. 110 on its repairs. IHe then sold it to 'B' at a profit of 20%. 'B' sold it to'C' at a loss of 10%. 'C' sold it at a profit of 10% forRs. 1,188. How much did 'A' buy it for?(a) Rs. 850 (b) Rs. 870 (c) Rs. 930(d) Rs. 890 (e) Rs. 1,000

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hxhxhxhxhxbdbdbdbdbdbd d dbdbbcbf fbb

the answer of the question is 890

74022.

Chris bought 8 candies.There are 4 candies in every bag.How many bags did he buy?

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As there were 8 candlesand 4 in eachmeans he bought 2 bags

74023.

toiedeandy(i) a lemon flavoured candy?It is given that in a group of 3 students, the probability of 2 students not having thechissame birthday is 0.992. What is the probability that the 2 students have the same i7. Abirthday?612 defeclook at a

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The probability that the 2 students have the same birthday=1-0.992=0.008

74024.

Water running in a cylindrical pipe of inner diameter 7 cm, is collectedin a container at the rate of 192.5 litres per minute. Find the rate of flowof water in the pipe in km/hr.CBSE 2013

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74025.

&wartrate per cent perer annum will 400 amount to 44 10 in 2 years when compoundeannually?

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74026.

a) RS 626B. 1. Using the formulas calculate the amount and the compound interest in each of the followinger annum, n 2 years(a) PRs 500, R-12% p

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74027.

6. A bag contains lemon flavoured candies only. Malini takes out one candy withoutlooking into the bag. What is the probability that she takes out(0) an orange flavoured candy?(ii) a lemon flavoured candy?

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74028.

A bag contains lemonlooking into the bag. What is the probability that she takes out) an orange flavoured candy?(ii) a lemon flavoured candy?flavoured candies only. Malini takes out one candy wihouthohility of 2 students not having t

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74029.

The speed of a boat in the still water is15 km/hr. It can go 30 km upstream and returndownstream to the original point in 4 hours 30minutes. Find the speed of the streamHOTS

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74030.

find the.compound interest on25.000 a the ate o 12%permerest on f6,500 for two years at9% per

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Question you have submitted is incomplete. Please post a complete question.

74031.

8 The ratio of present ages of Rehana and her mother is 2:7. After 2 yeaer 2 years, the ratio ofeir ages will be 1:3. What is Rehana's present age ?

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Let Rehana's present age be x.Then Mother's age = (7/2)x = 3.5xAfter 2 years, (x+2) / (3.5x+2) = 1/3=> 3x + 6 = 3.5x + 2=> 4 = 0.5x=> x = 8 years old.

REHANA IS 8 YEARS OLD PRESENTLY.

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74032.

a2b + ab2 - abc - bc+axy + bxy

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74033.

(d) 6ab + 12a + 7b + 14(ii) ab2 - (a-c)b-c

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74034.

Q4. Find the common factors of16x", -4x², 32x terms

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16x³ = 2⁴ x³

- 4x² = - 2² × x²

32x = 2^5 x

Common factor is 1, 2, 2², x, 2x, 2²x

74035.

Factorise by taking out the common factors:1. Заг-9ab

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3a²-9ab

= 3a(a-3b)

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74036.

If 13 Candy bars weigh 26Ounces then 35 Candy DASWeigh Ounces.

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74037.

020.Thespeed&abgavinstillwateris 15 km/h. It can go 30 km upstream and returndownstream tothe original point in 4 hrs and 30 min. Find the speed of stream. (3)

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74038.

Find out the highest common factors of 1628 and 24.

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Find the prime factorization of 16281628 = 2 × 2 × 11 × 37

Find the prime factorization of 2424 = 2 × 2 × 2 × 3

To find the gcf, multiply all the prime factors common to both numbers:

Therefore, GCF = 2 × 2

GCF =4

74039.

Sides of a rectangular park are in the ratio 3: 2 and its area is 3750 sq m, the cost of fencing it at 50 ps per meter is?

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74040.

An auditorium is 46 m long and 3 m broad. The area of its doors and windows is 50 sq meter. Find the height of the auditorium if the cost of preparing the walls is Rs. 5000 at 9 per squaremetre.

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total cost =areaxratehence area=5000/9=555.55m^2now area excluding doors and windows as it won't be painted is 555.55-50=505.55m^2hence nowl=46m and b=3m h=?area=2(lb+bh+hl)505.55=2(46*3+3*h+h*46)252.77=138+3h+46h114.77=49hh=2.34m

74041.

10. The radius and height of a right circular cone are in the ratio of 5: 12. If its volume is 314 cm3, find its slantheight [Take π( 3.14]

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74042.

0) If 5 copies of a book weigh 2.1 kg, howmuch will 12 copies of the book weigh?

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74043.

9. After finishingof my journey,distance is still left to be covered?349. After finishing of my journey,

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74044.

After covering 3/4 of my journey, I find that 15 km still left. How much distance is the total journey

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your answer is 60 km distance

After covering 3/4 of the journey1/4 is leftLet distance=xTherefore distance left=15km=1/4xTherefor x=15*4=60km

let total distance x. so distance left = 15 km =1/4 xso x = 15*4 =60 km

after covering 3/4 of the journey 1/4 is left let distance =x there fore distance left =15km=1/4x therefore x= 15*4=60km

74045.

Cost of piece of cloth is Rs.200. If the piece had been 5m longer and its cost per meter had been Rs2 less, itwould have cost same. Find original rate of cloth per meter. 㜟 14.AB and CD are tuo co

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74046.

whose7, The cost of feneing a circular field at the rate of24 per meter is 5280. Find the cost ofemploughing this field at rate of t 0.50 per meter

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Length of the fence (in metres) = Total cost / Rate = 5280/24 = 220 So, circumference of the field = 220 m Therefore, if r metres is the radius of the field, then 2πr = 220

or, 2 × 22/7× r = 220 or, r = (220 × 7)/(2 × 22) = 35

i.e., radius of the field is 35 m.

Therefore, area of the field = πr2 = 22/7 × 35 × 35 m2 = 22 × 5 × 35 m2

Now, cost of ploughing 1 m2 of the field = Rs 0.50 So, total cost of ploughing the field = Rs 22 × 5 × 35 × 0.50 = Rs 1925

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74047.

29. If (a-b): (a+b)-1:11; find the ratio (5a +4b+15): (5a-4b+3)-a) 5:2b) 2:5c) 1:5d) 5:1

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Given,( a - b)/(a + b) = 1/11

in LHS divide by b both nominator and dinominator.

=>(a/b - b/b)/(a/b + b/b) = 1/11

=> (a/b -1)/( a/b + 1)=1/11

=> 11(a/b) -11 =a/b + 1

=>10(a/b) =12

a/b =6/5

5a=6b

let a =6k b= 5k

now, => (5a + 4b +15)/(5a -4b +3) =?

=>{ 5(6k) + 4(5k) +15}/{5(6k)-4(5k)+3}

=>(30k +20k +15)/(30k-20k +3)

=>(50k+15)/(10k+3)

=>5(10k+3)/(10k+3)

5 : 1 (answer)

74048.

TRE S x:x is an integers XE 2 and -5€*<5)

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R={-5,-4,-3,-2,-1,0,1,2,34}

74049.

EXERCISE 8.1theratio of the followingSpeed of a cycle 15 km per hour to5 m to 10 km

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74050.

A)7. The value of gas constant in Joules/ K/mole is(A) 8.314(B) 8.314 x 10(C) 1.987D) 0.0821

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THE VALUE OF GAS CONSTANT IN JOULES/K/MOLE IS : (A) 8.314

the value of R is 0.0821