Quantitative Aptitude  for SBI Clerk/RRB 2018: 22 June

1. Arun, Yoginder and Surendar start from the same place and travel in the same direction at the speed of 30 km, 40 km and 60 km per hour respectively. Yoginder starts two hours after Arun. If Yoginder and Surendar overtake Arun at the same instant, how many hours after Arun did Surendar start?

        1) 4 hours              2) 3 hours              3) 6 hours

        4) 5.5 hours           5) None of these

2. The work done by a man, a woman and a child are in the ratio of 3 : 2 : 1. There are 20 men, 25 women and 30 children in a factory. Their weekly wages amount to Rs. 1260, which is divided in the ratio of work done by them. What will be the wages of 12 men, 24 women and 30 children for one week?

        1) `1126                 2) `1630                 3) `1850

        4) `1026                 5) `1025

3. At the usual rowing rate, Bhandari can travel 12 miles downstream in a river in 6 hours less than it takes him to travel the same distance upstream. But when he doubles his usual rowing rate for his 24-mile round trip, the 12-mile downstream travel takes only one hour less than the 12-mile upstream travel. What is the speed of the current?

        1) 4¹/₃ m/h                   2) 2 ²/₃m/h                   3) 2¹/₃ m/h

        4) 5 m/h                 5) Other than the given options

4. There are three classes A, B and C. The average of class A is 83. The average of class B is 76. The average of class C is 85. The average of class A and B is 79, the average of class B and C is 81. Find the average of the three classes.

        1) 83.5      2) 87         3) 86         4) 82         5) 81.5

5. A person had to multiply two numbers. Instead of multiplying by 35, the person multiplied by 53, and the product went up by 540. What is the raised product?

        1) 1575     2) 1680     3) 1590     4) 1675     5) 1580

Directions (Q. 6-10): What should come in place of question mark in the following number series?

6.   3    14         50        ?           1534   10747

        1) 260       2) 458       3) 257       4) 267       5) 268

7.   543    668      704     1047    ?          1840

        1) 1110     2) 1111     3) 1115     4) 1121     5) 1112

8.   71    78         149     227      376     603      ?

        1) 779       2) 879       3) 980       4) 979       5) 880

9.  88   44         ?          165      577.5  2598.75

        1) 60         2) 62         3) 64         4) 68         5) 66

10.  3    9           31        129      ?          3913

         1) 651        2) 650      3) 550       4) 551        5) 457

Answers:

1. 1
2. 4
3. 2
4. 5
5. 3
6. 3
7. 2
8. 4
9. 5
10. 1