Increase: (a) 780 by 5% (b) 7440 by 80%

If diameter of a circle is increased by 40%, then its area increases by (a) 96% (b) 40% (c) 80% (d) 48%

If diameter of a circle is increased by 40%, then its area increases by (a) 96% (b) 40% (c) 80% (d) 48%

The ratio 3:5 as a percent is (a) 60% (b) 50% (c) 40% (d) 80%

5/ 4 as a percent is (a) 80% (b) 125% (c) 120% (d) 130%

If the length, breadth and height of a cube are increased, Increased and increased by 5%, 5% and 20% respectively, then what will be the impact on the surface area of the cube (in percentage terms)?

A speaks truth in 75% cases and B in 80% of the cases.In what percentage of cases are they likely to contradict each other,in narrating the same incident? (a) 5% (b) 15% (c) 35% (d) 45% (e) None of these

The ratio 3:5 as a percent is 60% (b) 50%40% (d) 80%

If the price of a book is first decreased by 25% and then increased by 20% then the net change in the price will be a.no change b.5% increase c.5%backslash decrease d.10% decrease

At a constant temperature what should be the percentage increase in pressure for a 10% decrease in the volume of gas ? (a) 11% (b) 20% (c) 5% (d) 50%