Challenger App

No.1 PSC Learning App

1M+ Downloads
The simple interest on a sum equals 1/10 of itself in 4 years. Then the rate of interest will be

A2 1/2%

B1 1/2%

C2 3/4%

D3 1/4%

Answer:

A. 2 1/2%

Read Explanation:

n = 4 Principal =P Interest =P/10 PNR /100 =1 (PX4XR)/100 =P/10 R=2 1/2%


Related Questions:

Sunita invested Rs. 12,000 on simple interest at the rate of 10% p.a. to obtain a total amount of Rs. 20,400 after a certain period. For how many years did she invest to obtain the above amount?
Annual income of P and Q are in the ratio 4:3 and their annual expenses are 3:2. If each of them saves Rs 600 at the end of the year, find P’s income.
A sum of money was invested at the rate of 7.5% simple interest per annuum for 4 years. If the investments were for 5 years, the interest earned would have been Rs. 375 more. What was the initial sum invested?
ഒരു രൂപയ്ക്ക് ഒരു മാസം 1 പൈസ പലിശ ആയാൽ പലിശ നിരക്ക് എത്ര?
15000 രൂപക്ക് 10% പലിശ നിരക്കിൽ ഒരു വർഷത്തെ സാധാരണ പലിശ എത്ര?