Question

7. Find simple interest on Rs
6600 at 8 percent per annum
for a month. *
O Rs 390
O Rs 300
Rs 320
Rs 396​

Answer 1

Explanation:

Answer

p=Principal amount

n=Number of years

r=rate of interest

Total amount=p+

100

p×n×r

Total amount=6600

n=4 years

r=8% p.a

We have to find the principal amount

⇒6600=p+

100

p×4×8

⇒6600=p+

100

32p

⇒6600=p+

25

8p

⇒165000=33p

⇒p=5000