Percentage Questions with Solutions for Bank Exams - 1

Question: 1

Salary of a person is first increased by 20% and then it is decreased by 20%. Change in his salary is

(A) 4% increased

(B) 4% decreased

(C) 8% decreased

(D) neither decreased nor increased

Ans: B

(100 + 20)% = 120%

$$(120 - 120 × {20}/{100})$$% = 96%

Question: 2

By giving a discount of 10% on the marked price of Rs. 1100 of a cycle, a dealer gains 10%. The cost price of the cycle is

(A) Rs. 900

(B) Rs. 940

(C) Rs. 1089

(D) Rs. 1100

Ans: A

CP of cycle = $$1100 × {90}/{100} × {100}/{110}$$ = Rs. 900.

Question: 3

In a test, a candidate secured 468 marks out of maximum marks ‘A’. If the maximum marks ‘A’ were converted to 700 marks, he would have scored 336 marks. What were the maximum marks of the test?

(A) 675

(B) 775

(C) 875

(D) 975

Ans: D

∴ Candidate secured 336 marks in 700 total marks

∴ Candidate secured 468 marks in $${700} /{336} × 468$$ = 975 total marks.

Question: 4

Two litres of water evaporate from 10 litres of a solution containing 10% salt. The percentage of salt in the remaining solution is

(A) 12%

(B) 12,2%

(C) 12.5%

(D) 13%

Ans: C

Required percent = $${10} / {10 - 2} × 10$$ = 12.5%.

Question: 5

A student secures 90%, 60% and 54% marks in test papers with 100, 150 and 200 respectively as maximum marks. The percentage of his aggregate is

(A) 64

(B) 68

(C) 70

(D) 80

Ans: A

Percentage of aggregate

                   = $${90 + 90 + 108} / {450} × 100$$% =$$ {288} / {450} × 100$$% = $${32}/{50} × 100$$% = 64%.

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