aptitute percentage chandigarh juniversity aptitude

1. Percentage

2. 1. M is 80% of N. N is what percent of M ?
a) 25% b) 125% c) 80% d) 20%
Ans-
B
2. A number is decreased by 40%, then this
number is increased by 40%. What is the net
change in the number ?
a) 2% b) 4% c) 16% d) 20%
Ans-
C
3. Two numbers are respectively 20% and 50%
more than a third no. First no. is what
percent of the second?

3. 4. A gets 28% marks in an exam. & fails by
18 marks. B gets 41% in the same
examination & has 21 marks more than
required to pass. Find the maximum
marks.
a) 250 b) 300 c) 350 d) 275
Ans- B
5. An increase of 30% in the price of
apples enables a man to buy 6 kg less
for Rs.300. Find the increased price per
kg.
a) Rs.15 b) Rs.10 c) Rs.16 d)

4. 6. In a 300 liters mixture there is 10% water.
How much more water should be added so
that it becomes 25% of the total mixture ?
a) 40 L b) 60 L c) 50 L d) 45 L
Ans- B
7. The no. of boys & girls, who appeared in
an exam were in the ratio of 9 : 7 & the no.
of boys & girls passing exam were in the
ratio of 3 : 2. If 60% of the girls passed in
the exam, find the %age of boys passing
the exam.
a) 60% b) 70% c) 80% d) 75%

5. 8. In an election b/w 2 candidates, 75% of the voters
cast their votes, out of which 2% of the votes were
declared invalid. A candidate got 9261 votes which
were 75% of the total valid votes. Find the number
of votes enrolled in the election.
a) 16800 b) 16500 c) 15800 d) 17200
Ans- A
9. The population of a town is 1,76,400. If it increases
at the rate of 5% p.a. what will be its population (i)
2 years hence (ii) 2 years ago ?
a)188441, 189000 b) 194481, 160000
c) 160000, 194481 d) 194481, 180000
Ans- B

6. Thank
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