Question
The compound interest (compounding half yearly)
received on Rs. 10000 for 2 years is Rs. 10736. What is the rate of interest per annum?Solution
ATQ, Amount = 10000 + 10736 = 20736 20736 = 10000[1 + (R/200)]4 ⇒ 20736/10000 = [1 + (R/200)]4 ⇒ (12/10) - 1 = R/200 ⇒ R = 40 ∴ Rate of interest = 40%
17 32 99 ? 1965 11784
...77 ? 190 257 331 412
...Given below are three numbers series I, II and II where each series contains a wrong (odd one out) term. The wrong number in series I, II and III are '...
91   93   97   100   ?   113
12 Â Â Â 11 Â Â Â Â 21 Â Â Â Â 62 Â Â Â Â ? Â Â Â Â Â 1234
13 15 ? 63 143 293
...102     153      306      765       ?     8032.5
...17 ? 33 44 57 72
...3 5 7 25 85 481
...1 4 13 46 ? 976
...