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Arithmetic Aptitude :: Percentage

1.  A batsman scored 110 runs which included 3 boundaries and 8 sixes. What percent of his total score did he make by running between the wickets?
2.  A. 45% B. 45% C. 54$${6 \over 11}$$% D. 55%

3.  Two students appeared at an examination. One of them secured 9 marks more than the other and his marks was 56% of the sum of their marks. The marks obtained by them are:
4.  A. 39, 30 B. 41, 32 C. 42, 33 D. 43, 34

5. A fruit seller had some apples. He sells 40% apples and still has 420 apples. Originally, he had:

6.  A. 588 apples B. 600 apples C. 672 apples D. 700 apples

7. What percentage of numbers from 1 to 70 have 1 or 9 in the unit's digit?

8.  A. 1 B. 14 C. 20 D. 21

9.  If A = x% of y and B = y% of x, then which of the following is true?
10.  A. A is smaller than B. B. A is greater than B C. Relationship between A and B cannot be determined. D. If x is smaller than y, then A is greater than B. E. None of these

11. If 20% of a = b, then b% of 20 is the same as:

12.  A. 4% of a B. 5% of a C. 20% of a D. None of these

13.  In a certain school, 20% of students are below 8 years of age. The number of students above 8 years of age is  of the number of students of 8 years of age which is 48. What is the total number of students in the school?
14.  A. 72 B. 80 C. 120 D. 150 E. 100

15. Two numbers A and B are such that the sum of 5% of A and 4% of B is two-third of the sum of 6% of A and 8% of B. Find the ratio of A : B.

16.  A. 2 : 3 B. 1 : 1 C. 3 : 4 D. 4 : 3

17.  A student multiplied a number by $$\frac { 3} { 5 }$$ instead of $$\frac { 5} { 3 }$$What is the percentage error in the calculation ?

18. A.

34%

B.
 44%
C.

54%

D.

64%

19.  In an election between two candidates, one got 55% of the total valid votes, 20% of the votes were invalid. If the total number of votes was 7500, the number of valid votes that the other candidate got, was:
20. A.
 2700
B.
 2900
C.

3000

D.

3100