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A batsman in his 13th inning makes a score of 97 runs, thereby increasing his average score by 5. What is his average score after the 13th inning? 77 67 37 57 Sol: A batsman in his 13th inning makes a score of 97 runs, thereby increasing his average score by 5. Old ...

Find out the wrong number in the series given below : 1, 2, 6, 15, 31, 56, 91 A. 31 B. 15 C. 56 D. 91 Ans: 91 Sol: ∴91 is wrong.

A, B and C can complete a piece of work in 24, 6 and 12 days respectively. Working together, they will complete the same work in how many days? A. 1/24 Day B. 7/24 days C. 24/7 days D. 4 days Sol: (A+B+C)’s 1 day’s work = ( 1/24 + 1/6 +1/12) = 7/24 So, A, B and C together ...

A and B can do a job in 12 days and B and C can do it in 16 days. A and B started working, without C. A worked for 5 days and quit. B worked for 7 days and quit. C worked for a total of 13 days and finished the work. In how many days can C do the work alone? A. 12 days B. 24 days ...

Find out the wrong number in the series given below : 396, 462, 572, 427, 671, 264. A. 396 B. 562 C. 572 D. 427 Sol: In each number except 427, the middle digit is the sum of other two digits.

Find out the wrong number in the series given below : 1, 2, 8, 33, 148, 760, 4626 A. 8 B. 148 C. 760 D. 4625 Sol: 2nd term = 1st term × 1 + 12 = 1 × 1 + 12 = 2 3rd term = 2nd term × 2 + 22 = 2 × 2 + 22 = 8 4th term = 3rd term × 3 + 32 = 8 × 3 + 32 = 33 5th term = 4th ...

Find a wrong number in a series: 7, 28, 63, 124, 215, 342, 511. A. 7 B. 28 C. 124 D. 215 E. 342 Sol: Clearly the correct sequence is : 23−1,33−1,43−1,53−1,63−1,73−1,83−1. ∴28 is wrong and should be replaced with33−1 i.e. 26. Hence, the answer is (b).

Arun, Kamal and Vinay invested Rs. 8000, Rs. 4000 and Rs. 8000 respectively in a business. Arun left after six months. If after eight months, there was a gain of Rs. 4005, then what will be the share of Kamal? A. Rs.890 B. Rs.680 C. Rs.790 D. Rs.980 E. Rs.590 Sol: Arun : Kamal ...

The marked price of an article is Rs. 300. It is sold for Rs. 177.84 after giving three successive discounts of 20%, x% and 5%. What is value of x ? A. 22 B. 18 C. 24 D. 15 Sol: Given: Marked price = Rs.300 Three discounts = 20%, x% and 5% Selling price = Rs.177.84 ...