Dear PaGaLGuY readers,
As we all know, Quantitative Aptitude
or Numerical Aptitude is an important component of a number of competitive
examinations such as the UPSC Civil Services Examination, Banking Entrance Examinations,
SSC CGL/CHSL Examination, MBA Entrance Examination, Combined Defence Services
Examination, etc. In order to help you practice and improve your quantitative
ability, we are providing you this Quantitative Aptitude Quiz.
Given below are a few questions from
SSC examinations held in the last few years. Leave your answers/ responses in
the comments section below and we’ll soon let you know the correct answers!
1. The average of 15 numbers is 7. If
the average of the first 8 numbers be 6.5 and the average of last 8 numbers be
9.5, then the middle number is
(a) 20 (b) 21 (c) 23 (d) 18
2. Out of 10 teachers of a school,
one teacher retires and in his place, a new teacher of age 25 yr joins. As a
result average age of teacher reduces by 3 yr. The age of retired teacher is
(a) 50 yr (b) 55 yr (c) 58 yr (d) 60 yr
3. 2 yr back the age of Sushil’s father was 7
times Sushil’s age . If the sum the age
of Sushil’s father was 7 times of their present ages is 36 yr, what is the
present age of Sushil’s father in years?
(a)
25 (b) 32 (c) 34 (d) 30
4.
1 + (1/2) + (1/4) + (1/7) +
(1/14) + (1/28) is equal to
(a)
2 (b)
2.5 (c) 3 (d) 3.5
5. A can complete a piece of work in
18 days, B in 20 days and C in 30 days. B and C together start the work and are
forced to leave after 2 days. The time taken by A alone to complete the
remaining work is
(a)
10 days (b) 12 days (c) 15 days (d) 16 days
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Answers
1(c) 2(b)
3(d) 4(a) 5(c)