IBPS Government Jobs Exams Numerical Ability Simple & Compound Interest

The simple interest on a certain sum for 2 years at a certain rate of interest is Rs. 2000 and compound interest on the same sum, same time and same rate of interest is Rs. 2050. Then find the ratio between C.I. for 2 years and C.I. for 3 years?
A) 820 : 1361 B) 820 : 1261 C) 1261 : 820 D) 1361 : 820 E) None of these

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IBPS Other Question

Meena has some money. She can buy 40 books or 90 pens with it. She keeps 20% of the money for food and with the remaining buys 36 pens and some books. Find the number of books she buys.
A) 12 B) 15 C) 14 D) 16 E) 18 2 employees and 3 trainees together can finish a project in 7 days, 6 employees and 13 trainees together can finish the same project in 2 days. Find the time taken by 4 employees and 4 trainees together to finish the same work.
A) 5 days B) 8 days C) 4 days D) 6 days E) 7 days