Hello and welcome to exampundit. Here is a set of Numerical Ability Quiz for RRB NTPC 2015 2nd Stage CBT 2017.
1. The average age of
ten members of a committee is the same as it was 2 years ago, as an old member
has been replaced by a young member. How
much younger is the new member to the old member?
ten members of a committee is the same as it was 2 years ago, as an old member
has been replaced by a young member. How
much younger is the new member to the old member?
(A) 20 years (B) 15 years
(C) 10 years (D) 2 years
2. The cost price of
20 articles is equal to the selling price of 15 articles. The profit percent
is.
20 articles is equal to the selling price of 15 articles. The profit percent
is.
(A) 16 2/3
(B) 20
(C) 33 1/3
(D) 66 2/3
3. The compound
interest on Rs. 2, 400 at the rate of 8% per annum for 6 months, when the
interest is to be calculated
half-yearly, will be.
interest on Rs. 2, 400 at the rate of 8% per annum for 6 months, when the
interest is to be calculated
half-yearly, will be.
(A) Rs. 192 (B) Rs. 196
(C) Rs. 96 (D) Rs.48
4. In a partnership
business. A invests ¼ of the capital for 1/3 of the time,
B invests 1/6 of the capital for ¼ of the time and C, the rest of the capital
for the whole time. Out of a profit of Rs. 9, 962 . A’s share is.
business. A invests ¼ of the capital for 1/3 of the time,
B invests 1/6 of the capital for ¼ of the time and C, the rest of the capital
for the whole time. Out of a profit of Rs. 9, 962 . A’s share is.
(A) Rs.1, 172 (B) Rs.1, 586
(C) Rs. 2, 804 (D) Rs. 4, 102
5. 40 minutes more is
required to cover a certain distance at a speed of 6 km/hr. than covering the
same distance at a speed of 8 km./hr. The distance covered in km is.
required to cover a certain distance at a speed of 6 km/hr. than covering the
same distance at a speed of 8 km./hr. The distance covered in km is.
(A) 8 (B) 12
(C) 14 (D) 16
6. A man takes 4 hours
30 minutes to walk a certain distance and riding back. He could walk both ways
in 8 hours 20 minutes. The time he will
take to ride both ways is.
30 minutes to walk a certain distance and riding back. He could walk both ways
in 8 hours 20 minutes. The time he will
take to ride both ways is.
(A) 20 minutes (B) 30 minutes
(C) 40 minutes (D) 1 hour
7. The difference
between the selling prices of an article at a profit of 15% and at a profit of
10% is Rs. 10. The cost price of the
article is.
between the selling prices of an article at a profit of 15% and at a profit of
10% is Rs. 10. The cost price of the
article is.
(A) Rs.100 (B) Rs. 120
(C) Rs. 150 (D) Rs. 200
8. A man bought 20
dozen eggs for Rs. 720. What should be the selling price of each egg if he
wants to make a profit of 20%?
dozen eggs for Rs. 720. What should be the selling price of each egg if he
wants to make a profit of 20%?
(A) Rs. 3.25 (B) Rs. 3.30
(C) Rs. 3.50 (D) Rs. 3.60
9. When the price of
rice increases by 12 ½ % a man can get 250 gm less rice of Rs. 18. The present
cost of rice per kg is.
rice increases by 12 ½ % a man can get 250 gm less rice of Rs. 18. The present
cost of rice per kg is.
(A) Rs. 8 (B) Rs. 9
(C) Rs.16 (D) Rs.18
10. If a = 2.3, b =
3.2 and c = -5.5, then the value of a3 + b3+ c3
– 3abc is.
3.2 and c = -5.5, then the value of a3 + b3+ c3
– 3abc is.
(A) 11 (B) 10
(C) 3 (D) 0
Regards
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