Question

1) The interest of Rs. 5000 for 4 years is Rs.2400. what is rate of interest ?

2) in how many years ,the interest of Rs.2000 at the rate of 7% p.a.is Rs.560 ?



3) what principal will earn the interest Rs.750 in 3 years at the rate of 10% pet year.​

Answer 1

Lemme type the whole thing

Explanation:

1) 5 000 2400

100 x

Cross multiplication

5000x = 100×4

----------- ----------

5000 5000

x = 2/25 (4 years)

1 year = 2/25 ÷ 4

1/50%