Question

Find the interest and amount :

Sr. No.	Principal	Rate of Interest	Period	Interset	Amount
1)	1200	5%	1 years	.....	.....
2)	3000	6%	6 month	.....	.....
3)	3650	15%	60 days	.....	.....
4)	8800	9%	2 years	.....	.....
5)	7200	10%	11 month	.....	.....
6)	9600	12%	1 years 3 month	.....	.....
7)	4000	12%	73 days	.....	.....

Answer 1

Formulae to be used,

$Interest=\frac{Principal\times RateofInterest\times Period}{100}$

$Amount=Interest+Principal$

$\text{If period is given in terms of months, divide the month by 12}$

$\text{and if,}$

$\text{period is given in terms of days, divide the days by 365}$

Sr. No.	Principal	Rate of Interest	Period	Interest	Amount
1)	1200	5%	1 years	60	1260
2)	3000	6%	6 month	90	3090
3)	3650	15%	60 days	89.79	3739.79
4)	8800	9%	2 years	1584	10,384
5)	7200	10%	11 month	660	7860
6)	9600	12%	1 years 3 month	1440	11,040
7)	4000	12%	73 days	96	4096