IBPS Government Jobs Exams Logical Reasoning Number Series

Find the wrong number in the following series.
2, 3, 8, 31, 154, 924, 6460
A)3 B)154 C)31 D)8 E)924

Read Solution (Total 1)

e)924
2=2*2-1=3;
3=3*3-1=8;
8=8*4-1=31
31=31*5-1=154
154=154*6-1=923
but here giiven is 924,so wrong number is e)924
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IBPS Other Question

There are total five departments in a company. There are total 90 employees in Finance department which is 25% of total employees in the company. 2/9 of the total employees of the company are working in HR department. Employees working in Sales department is 25% more than that in HR department. Ratio between employees working in Security and Housing department is 4 : 5. Find number of employees working in HR department is what percent more than number of employees working in Security department? A) 250% B) 200% C) 150% D) 100% E) 50% How many different words can be formed with the letters of the word UNIVERSITY so that all the vowels are together?
A) 60840 B) 60480 C) 60460 D) 40680 E) None of these