# IBPS RRB Numerical Ability Practice Set 6

Get Practice IBPS RRB Numerical Ability online Test Questions And Answers practice Test 6 for Prelims 2019-2020 . Mock Practice test

1 .A train is moving at a speed of 132 km/h. If the length of the train is 110 metres, how long will it take to cross a railway platform, 165 metres long ?
5s
7.5s
10s
15s
none of these

2 .If 15 women or 10 men can complete a project in 55 days, in how many days will 5 women and 4 men working together complete the same project ?
75
8
9
85
none of these

3 .Ashu's mother was three times as old as Ashu, 5 years ago. After 5 years, she will be twice as old as Ashu. How old is Ashu at present?
15
20
10
5
none of these

4 .A conical flask has base radius 'a' cm and height 'h' cm. It is completely filled with milk. The milk is poured into a cylindrical thermos flask whose base radius is 'p' cm. What will be the height of the solution level in the flask ?
$a^2 h \over 3p^2$ cm
$3hp^2 \over a^2$ cm
$p^2 \over 3h^2$ cm
$3a^2 \over hp^2$ cm
none of these

5 .A sum was put at simple interest at a certain rate for 2 years. Had it been put at 3% higher rate, it would have fetched Rs.300 more. Find the sum
6000
8230
5000
4600
none of these

6 .Identify which number is wrong in the given series.
2, 3, 4, 4, 6, 8, 9, 12, 16
3
9
6
12
None of these

7 .Identify which number is wrong in the given series.
3, 4, 10, 32, 136, 685, 41
136
10
4116
32
None of these

8 .Identify which number is wrong in the given series.
69, 55, 26, 13, 5
26
13
5
55
None of these

9 .Identify which number is wrong in the given series.
24576, 6144, 1536, 386, 96, 4
386
6144
96
1536
None of these

10 .Identify which number is wrong in the given series.
11, 5, 20, 12, 40, 26, 74, 54
5
20
40
26
None of these

11 .Find out the approximate value which should come in place of the question mark in the following questions. (You are not expected to find the exact value. )
$\sqrt {45689}$ = ?
180
415
150
210
300

12 .Find out the approximate value which should come in place of the question mark in the following questions. (You are not expected to find the exact value. )

3000
300000
3000000
5000
9000000

13 .Find out the approximate value which should come in place of the question mark in the following questions. (You are not expected to find the exact value. )
399.9+ 206x11.009= ?
2800
6666
4666
2400
2670

14 .Find out the approximate value which should come in place of the question mark in the following questions. (You are not expected to find the exact value. )

1
$1\over2$
2$1\over2$
$3\over4$
$9\over11$

15 .Find out the approximate value which should come in place of the question mark in the following questions. (You are not expected to find the exact value. )
$(299.99999)^3$ = ?
27000000
9000000000
180000
2.7x10$^9$
2700000

16 .A reduction of 20% in the price of sugar enables a purchaser to obtain 2$1\over2$ kg more for Rs. 160. Find the original price per kg of sugar.
12
20
16
18
none of these

17 .Mrs. X spends Rs. 535 in purchasing some shirts and ties for her husband. If shirts cost Rs.43 each and the ties cost Rs.21 each, then what is the ratio of the shirts to the ties, that are purchased ?
1:2
2:1
2:3
3:4
none of these

18 .Anish spends 25% of his salary on house rent, 5% on food, 15% on travel, 10% on clothes and the remaining amount of Rs. 22,500 is saved. What is Anish's salary ?
40,000
40,500
45,500
50,000
none of these

19 .$2\over5$th of Anil's salary is equal to Bhuvan's salary and sevenninth of Bhuvan's salary is equal to Chandra's salary. If the sum of the salary of all of them is Rs.77,000, then, how much is Bhuvan's salary?
45,000
18,000
15,000
28,000
none of these

20 .A tap can fill an empty tank in 12 hours and a leakage can empty the whole tank in 20 hours. If the tap and the leakage are working simultaneously, how long will it take to fill the whole tank?
25 hours
40 hours
30 hours
35 hours
none of these