1. If
40% of 4/5 of 3/4 of a number is 48, then what is 1% of the same number?
(A) 20
(B) 2
(C) 10
(D) 1
2. A
box has 100 blue balls, 50 red balls, 50 black balls, 25% of blue balls and 50%
of red balls are taken away. Percentage of black balls at present is:
(A) 50%
(B) 25%
(C) 33.33%
(D) 40%
3. In a
factory, the production of cycles rose to 48,400 from 40,000 in 2 years. What
is the rate of growth per year?
(A) 8%
(B) 9%
(C) 10%
(D) 10.5%
4. If
the side of a square is increased by 10%, what is the increase percentage in
its area?
(A) 10%
(B) 20%
(C) 100%
(D) 21%
5. A
number is increased by x%. To get back to the original number, it is to be
reduced by:
(A) 10x/(100+x)%
(B) 100x/(100+x)%
(C) X%
(D) x/(100+x)%
6. First
number is 20% less than the second number. By how much percentage more is the
second number from the first number?
(A) 20%
(B) 25%
(C) 24%
(D) 30%
7. In
an examination, 75% candidates passed in English and 60% passed in Mathematics.
20% failed in both and 275 passed the examination. Find the total number of
candidates.
(A) 450
(B) 600
(C) 500
(D) 400
Answers:
1. (B)
2. (C)
3. (D)
4. (D)
5. (B)
6. (B)
7. (C)
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