AFCAT Exam - 2017 Defence Question Paper

AFCAT Exam - 2017

AFCAT Exam - 2017 Defence Questions

31.
10 years ago the average age of a family of 4 members was 24. In the meantime two children were born with a gap of two years. What is the age of the younger child if the average age of the family is the same as it was 10 years ago?
A.
2 years
B.
4 years
C.
3 years
D.
5 years
ANSWER :
C. 3 years
32.
A shopkeeper sold one tablet and one smartphone for ₹ 12000 each. On the smartphone he lost 25%, and gained 20% on the price of tablet. What is his total loss or gain?
A.
Gain ₹ 1500
B.
Loss ₹ 1500
C.
Gain ₹ 2000
D.
Loss ₹ 2000
ANSWER :
D. Loss ₹ 2000
33.
If one student got \( \frac{77}{100} \), \( \frac{96}{150} \), \( \frac{103}{350} \) in various subjects, what is the percentage average?
A.
56.8%
B.
51.5%
C.
52.8%
D.
55.4%
ANSWER :
A. 56.8%
34.
Biku and Mahtre fought election. Biku got 55% votes and 25% votes were declared invalid. Population of village is 6000. Find the votes given to Mahtre.
A.
1600
B.
1200
C.
1300
D.
1500
ANSWER :
B. 1200
35.
If 21% of a number is subtracted from 91 gives the same number, find the number.
A.
50.8
B.
75.2
C.
68.3
D.
72.5
ANSWER :
B. 75.2
36.
If 50% of a number is added to 84 gives the number, what is number?
A.
158
B.
178
C.
168
D.
188
ANSWER :
C. 168
37.
XXXA is divisible by 9, what is the least natural number at A?
A.
2
B.
4
C.
6
D.
3
ANSWER :
D. 3
38.
A shopkeeper sells a TV for ₹ 3000 at a gain of 15%. He sells a different TV at a loss of 10%. Overall he neither gains nor loses. What is the cost price or SP of the second TV?
A.
₹ 3521
B.
₹ 3621
C.
₹ 3221
D.
₹ 3021
ANSWER :
A. ₹ 3521
39.
If 445 boys and 356 girls have to be divided into sections of same number of students, either boys or girls alone, then total number of sections is
A.
6
B.
9
C.
8
D.
5
ANSWER :
B. 9
40.
If \( 2^{2n - 1} = \frac{1}{8^{n - 3}} \), then the value of n is:
A.
3
B.
2
C.
0
D.
1
ANSWER :
B. 2