Question

1. Find the S.I. and the amount on :
(i) *150 for 4 years at 5% per year.
1
(ii) 350 for 3 years at 8% p.a.
2.
(iii) 620 for 4 months at 8 p per rupee per month.
1
(iv) 3,380 for 30 months at 4
2.
(v) 600 from July 12 to Dec. 5 at 10% p.a.
1
(vi) 850 from 10th March to 3rd August at 25 % p.a.
2
(vii) *225 for 3 years 9 months at 16% p.a.
% p.a.​

Answer 1

(i) SI = P×R%×T

= $\frac{P×R×T}{100}$

= $\frac{350×8×3}{100}$

= $\frac{8400}{100}$

= $84$

$A = SI + P$

= $350+84$

= $434$