Answer Posted / dadaso pawale

x,y sides of rectangle
area=xy
increased by 100% =double length
hence
new area=4xy

increased area=4xy-xy=3xy
percentage of area will be increased
by 300%

if a man reduces the selling price of a fan from 400 to 380 his loss increases by 20% .cost price of fan is.

1331

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In a square, all the mid points are joined. The inner square is shaded.If the area of the square is A, what is the area of the shaded area?

1113

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A monkey starts climbing up a tree 20ft. tall. Each hour, it hops 3ft. and slips back 2ft. How much time would it take the monkey to reach the top?

1457

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modulo(373,7)+round(5.8)+truncat(7.2)-round(3.4) = ? i exactly don't remember the truncate function.but the function was where we skip the '.' part.

1243

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which one of the following usages was a vedic development?

2441

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If a car starts from A towards B with some velocity due to some problem in the engine after travelling 30km.If the car goes with 4/5 th of its actuval velocity the car reaches B 45min later to the actual time. If the car engine fails ofter travelling 45km, the car reaches the destination B 36min late to the actual time , what is the initial velocity of car and what is the distance between A and B in km ans) 20 &

1194

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Which is the biggest perfect square amongst the following 15129, 12348, 23716, 20736

2125

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If Rs.1260 is divided between between A, B and C in the ratio 2:3:4, what is C's share?

1634

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In Madras, temperature at noon varies according to -t^2/2 + 8t + 3, where t is elapsed time. Find how much temperature more or less in 4pm to 9pm.

1461

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Why do we buy you?

1711

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A man has 2 cows of total cost 200 rupees. He sold them for 210. For 1 cow he had a profit of 10% and for the other he had a loss of 10%. What is the price of each cow?

1452

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Each side of a rectangle is increased by 100% .By what percentage does the area increase?

1125

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There are two balls touching each other circumferentially. The radius of the big ball is 4 times the diameter of the small ball.The outer small ball rotates in anticlockwise direction circumferentially over the bigger one at the rate of 16 rev/sec. The bigger wheel also rotates anticlockwise at N rev/sec. what is 'N' for the horizontal line from the centre of small wheel always is horizontal.

1669

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Find the value of ( 0.75 * 0.75 * 0.75 - 0.001 ) / ( 0.75 * 0.75 - 0.075 + 0.01)?

1580

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There are 9 balls of these one is defective. Find the minimum no. of chances of finding the defective one.

1358

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