Q. If the radius of a circle is decreased by 50%, find the percentage decrease in its area.

Related MCQs on Math

Q. Ram bought 2 articles for rupees 5.50 each, 3 articles for rupees 3.50, 3 articles for rupees 5.50 e...

Q. 0.08% of 120% of 40,000 is equal to___.

Q. Nikita bought 30 kg of wheat at the rate of Rs. 9.50 per kg and 40 kg of wheat at the rate of Rs. 8....

Q. A man loses 10% by selling an article for ₹ 180. At what price should he sell it to gain 10% ?

Q. What is the percentage change in the result when we add 50 to a certain number x, instead of subtrac...

Q. The Ratio of efficiencies of A, B and C is 6 : 5 : 4 and if A, B and C received total Rs. 27000 for ...

Q. If A exceeds B by 40%, B is less than C by 20%, then A : C is ?

Q. If 6 men and 8 boys can do a piece of work in 10 days while 26 men and 48 boys can do the same in 2 ...

Q. A tank is 25 m long, 12 m wide and 6 m deep. The cost of plastering its walls and bottom at 75 paise...

Q. The length, breadth and height of a room in the shape of a cuboid are increased by 10%, 20% and 50% ...

Download our easy to use, user friendly Android App from Play Store. And learn MCQs with one click.