Question

Rs.620 for 4 months at 8 p per rupee per month .find the simple interest and the amount.

Answer 1

Answer: Simple Interest will Rs. 198.40 and Amount will be Rs. 818.40.

Step-by-step explanation:

Since we have given that

Principal (P) = Rs. 620

Rate of interest = $\frac{8}{100}\times 100=8\%$

Number of months = 4

As we know the formula for "Simple Interest ":

$Interest=\frac{P\times R\times T}{100}\\\\Interest=\frac{620\times 4\times 8}{100}\\\\Interest=Rs.198.4$

And Amount will be

$A=P+I\\\\A=620+198.4\\\\A=Rs.818.4$

Hence, Simple Interest will Rs. 198.40 and Amount will be Rs. 818.40.

Answer 2

Answer:-

simple intrest will Rs. 198.40 and amount will be Rs. 818.40

Explanation:-

Since we have give that

Principle (p) =Rs.620

Rate of interest=8/100×100=8%

Number of months=4

Interest:-P×R×T

100

Interest:-620×4×8

100

Amount:-

Interest=Rs. 198.4

Amount=P+I

Amount=629+198.4

Amount=Rs. 818.4