A wire when bent in the form of a circle encloses an area
of 1386 sq cm. What will be the enclosed area when the
same wire is bent into the form of an equilateral triangle?
A. 484$\sqrt{3}$ cm$^2$
B. 616$\sqrt{3}$ cm$^2$
C. 308$\sqrt{3}$ cm$^2$
D. None of these
2 .
A person was appointed as a teacher and received a
salary of `2500 per month in his first year of teaching
with the expectation of being paid `2550 per month in
his second year, `2600 per month in the third year, and
so on. Find the total salary he expects to have received
by the end of 3 years
A. 98100
B. 91800
C. 92800
D. 92600
3 .
What is the probability that a number selected from the
numbers 1, 2, 3, 4, ... 23, 24, 25 is a prime number, when
each of the given number is equally likely to be selected?
A. $1\over 5$
B. $7\over 25$
C. $11\over 25$
D. $9\over 25$
4 .
A boat goes from point A to point B upstream and returns
from B to A downstream. If the round trip takes the boat
12 hours and the distance between both the point is 40
km, what is the speed of the stream if the speed of boat in
still water is 12 km/h?
A. 4 km/h
B. 6 km/h
C. 8 km/h
D. None of these
5 .
How much money should be invested at 5% for 3 years
to earn
$3\over 4$
of the simple interest of what `2400 will yield
in 6 years at 4% p.a.?
A. 2880
B. 2160
C. 1440
D. 3260
6 .
Directions (6-10): Study the following graph
carefully and answer the questions given below it:
$Q.$
Total sales of 1996 and 1999 together was what per cent
of total production in these two years?
A. 75
B. 87.5
C. 77.5
D. 82.5
7 .
The percentage of sales with respect to production was
maximum in which of the following years?
A. 1997
B. 1998
C. 1999
D. 2001
8 .
What was the percentage increase in sales from 1997 to
1998?
A. 22.22
B. 27.33
C. 28
D. 28.57
9 .
What was the average production over the years of the
company?
A. 17.5 lakh tonnes
B. 22.5 lakh tonnes
C. 20 lakh tonnes
D. 19 lakh tonnes
10 .
What was the difference between total production and
total sales of the company for all the given years? (in
lakh tonnes)
A. 11
B. 12.5
C. 11.5
D. None of these
Answers & Solutions
1 .
Answer : Option
D
2 .
Answer : Option
B
3 .
Answer : Option
D
4 .
Answer : Option
C
5 .
Answer : Option
A
6 .
Answer : Option
B
Explanation :
Total sales in 1996 and 1999
= 10 + 25 = 35 lakh tonnes
Total production in 1996 and 1999
= 12.5 + 27.5 = 40 lakh tonnes
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