Question : Two numbers are 90% and 75% less than a third number. By what percentage should the first number be increased so that it becomes equal to the second number?

Option 1: 250

Option 2: 200

Option 3: 150

Option 4: 100

Question : The acceleration due to gravity at the equator

Option 1: is less than that at poles

Option 2: is greater than that at poles

Option 3: is equal to that at poles

Option 4: does not depends upon earth's centripetal acceleration.

Question : If $0°<\theta<90°$, the value of $\sin\theta+\cos\theta$ is:

Option 1: Equal to 1

Option 2: Greater than 1

Option 3: Less than 1

Option 4: Equal to 2

Question : A fraction is greater than its reciprocal by $\frac{9}{20}$. What is the fraction?

Option 1: $\frac{5}{4}$

Option 2: $\frac{4}{5}$

Option 3: $\frac{3}{4}$

Option 4: $\frac{4}{3}$

Question : If the area of the base of a cone is increased by 100%, the volume increases by:

Option 1: $200\%$

Option 2: $182\%$

Option 3: $141\%$

Option 4: $100\%$