model 6 consumption & remaining Section-Wise Topic Notes With Detailed Explanation And Example Questions

Question : 1

If the price of petrol be raised by 20%, then the percentage by which a car owner must reduce his consumption so as not to increase his expenditure on petrol is

a) 15$1/3$%

b) 16$2/3$%

c) 16$1/3$%

d) 15$2/3$%

Question : 2

Price of milk has increased by 20%. To keep the expenditure unchanged, the present consumption is to be reduced by :

a) 16$2/3$%

b) 18%

c) 20%

d) 10%

Question : 3

Price of sugar rises by 20%. By how much percent should the consumption of sugar be reduced so that the expenditure does not change?

a) 15%

b) 10%

c) 20%

d) 16$2/3$%

Question : 4

In the new budget, the price of kerosene oil rose by 25%. By how much per cent must a person reduce his consumption of kerosene oil so that his expenditure on it does not increase ?

a) 40%

b) 25%

c) 20%

d) 50%

Question : 5

If the price of rice be raised by 25%, the percent by which a house-holder must reduce his consumption of rice so as not to increase his expenditure on rice is

a) 20%

b) 25.75%

c) 225%

d) 25%

Question : 6

The price of petrol is increased by 25%. By how much per cent a car owner should reduce his consumption of petrol so that the expenditure on petrol would not be increased ?

a) 20%

b) 30%

c) 25%

d) 50%