Question : What should a person on freely rotating turntable do to decrease his (angular) speed?

Option 1: Bring his hands together

Option 2: Raise his hand up

Option 3: Spread his hands outwards

Option 4: Sit down with raised hands

Question : Select the option that expresses the given sentence in passive voice.

The little boy called up his best friend on his birthday.

Option 1: His best friend has been called up by the little boy on his birthday.

Option 2: His best friend was called up by the little boy on his birthday.

Option 3: His best friend is called up by the little boy on his birthday.

Option 4: His best friend was being called up by the little boy on his birthday.

Question : The apparent weight of a man in a lift is less the real weight when:

Option 1: when the lift is going up with an acceleration

Option 2: the lift is going down with uniform speed

Option 3: The lift is going up with uniform speed

Option 4: the lift is going down with an acceleration

Question : The ratio between monthly income and expenditure of Vaidic is 8 : 5. If his income increases by 20% and his expenditure increases by 30%, then find the percentage increase or decrease in his monthly savings.

Option 1: $5 \frac{2}{3}$% increase

Option 2: $5 \frac{2}{3}$% decrease

Option 3: $3 \frac{1}{3}$% increase

Option 4: $3 \frac{1}{3}$% decrease

Question : In the first month, the income of Mohan increased by 30%. In the second month, his income decreased by 30%. What will be the percentage increase or decrease in the income after two months?

Option 1: 15% increase

Option 2: 9% increase

Option 3: 15% decrease

Option 4: 9% decrease

Question : A saves 35% of his income. If his income increases by 20.1% and his expenditure increases by 20%, then by what percentage do his savings increase or decrease? (correct to one decimal place)

Option 1: 18.5% of decrease

Option 2: 21.9% of increase

Option 3: 20.3% of increase

Option 4: 19.75% of decrease