1. If A’s salary is 25% higher than B’s salary, how much per cent is B’s salary lower than A’s?

(a) 15%
(b) 20%
(c) 25%
(d) 33.33%

Ans 1. (b) 20%

2. Successive discounts of 20% and 15% are equivalent to a single discount of:

(a) 35%
(b) 32%
(c) 17.5%
(d) 17%

Ans 2. (b) 32%

3. A number is increased by 10% and then reduced by 10%. After this operation, the number:

(a) Does not change
(b) Decreases by 1 per cent
(c) Increases by 1 per cent
(d) Increases by 0.1 per cent

Ans 3. (b) Decreases by 1 per cent

4. A reduction of 20% in the price of sugar enables a purchaser to obtain 2.5kg more for Rs 160. Find the original price per kg of sugar.

(a) Rs 12
(b) Rs 15
(c) Rs 16
(d) Rs 18

Ans 4. (c) Rs 16

5. If A, B and C are the mechanisms used separately to reduce the wastage of fuel by 30%, 20% and 10%. What will be the fuel economy if they were used combined. (a) 20%
(b) 32%
(c) 17.5%
(d) 17%

Ans 5. (a)20%

6. A person’s salary is getting reduced by 20%. What percentage should be added to get back his original salary?
(a) 20%
(b) 25%
(c) 30%
(d) 15%

Ans 6.(b) 25%

7. Ravi’s salary was reduced by 25%.Percentage increase to be effected to bring the salary to the original level is
(a) 20%
(b) 25%
(c) 33 1/3%
(d) 30%

Ans 7. (c)

8. The price of sugar increases by 20%, by what % should a housewife reduce the consumption of sugar so that expenditure on sugar can be same as before ?

(a) 15%
(b) 16.66%
(c) 12%
(d) 9%
Ans 8. (b)

9. If an item costs Rs.3 in ‘99 and Rs.203 in ‘00.What is the % increase in price?

(a) 200/3 %
(b) 200/6 %
(c) 100%
(d) none of these

Ans 9. (a)

10. In june a baseball team that played 60 games had won 30% of its game played. After a phenomenal winning streak this team raised its average to 50% .How many games must the team have won in a row to attain this average?

(a). 12
(b). 20
(c). 24
(d). 30

Ans 10. (c)