A lent Rs. 5000 to B for 2 years and Rs. 3000 to C for 4 years on sim…

Question

A lent Rs. 5000 to B for 2 years and Rs. 3000 to C for 4 years on simple interest at the same rate of interest and received Rs. 2200 in all from both as interest. The rate of interest per annum is = ?

Accepted Answer

Option D. 10%. Answer & Solution Answer: Option D Solution: & Let the rate \% = R & According to the question, & 5000 × 2 × R100 + 3000 × 4 × R100 = 2200 & 100 R + 120 R = 2200 & 220 R = 2200 & R = 10\% & Hence required rate\% & = 10\%