1. If 20% of a = b, then b% of 20 is the same as:
 4% of a
 2% of a
 40% of a
 10% of a
2. 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?
 100
 198
 150
 50
3 . Two numbers A and B are such that the sum of 5% of A and 4% of B is twothird of the sum of 6% of A and 8% of B. Find the ratio of A : B.
 4:3
 4:5
 6:5
 3:2
What is the percentage error in the calculation?

 64%
 56%
 45%
 12%
5 . 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:
 2700
 5600
 4500
 6700
6 . 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?
 500/11
 459/11
 45/10
 23/10
7 . 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:
8. A fruit seller had some apples. He sells 40% apples and still has 420 apples. Originally, he had:
9 . What percentage of numbers from 1 to 70 have 1 or 9 in the unit's digit?
10 . Three candidates contested an election and received 1136, 7636 and 11628 votes respectively. What percentage of the total votes did the winning candidate get?

0 Comments