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(Number Series & Arithmetic) IBPS /LIC Clerk Pre 2019::31.10.2019

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Question 1

Direction: Find the wrong number in the series
60, 20, 30, 45, 90, 225, 675

Question 2

Direction: In the following number series, one of the numbers is wrong. Find out the wrong number.
11, –10, 37, –15, 79, –22

Question 3

Direction: In the following number series only one number is wrong. Find out the wrong number.
484, 240, 120, 57, 26.5, 11.25, 3.625

Question 4

Direction: Find the wrong term in the given series:
4, 2.5, 3.5, 6.5, 15.5, 41.25

Question 5

Direction: In the following number series only one number is wrong. Find out the wrong number.
2, 3, 5, 9, 22, 33, 65

Question 6

Ramesh was 5 times older than Sourav 10 years ago. 5 years from now, Ramesh will be twice older than Sourav. What was the ratio of the age of Ramesh and Sourav 5 years ago?

Question 7

Three persons X, Y and Z can complete a piece of work in 15, 20 and 25 days respectively. How many days will it take to complete the work if Z does 30% of the work alone after that 20% of work is done by Y and then remaining work is done by X?

Question 8

Samir spends 52% of his monthly salary on education expenditure and 23% on miscellaneous expenditure. If he is left with Rs. 4500, what is the monthly salary?

Question 9

A man has ₹972 in the denominations of one-rupee, two-rupee, five-rupee and ten-rupee. If there is equal no. of coins of each denomination, what is the total number of coins that he has?

Question 10

If pipes X and Y can fill a tank in 14 minutes and 20 minutes respectively. Both are kept open for 3 minutes and then Y is closed and X fills the rest of the tank in p minutes. For approximately how long was pipe X kept open in all?
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