Question

Find time when
Principal = 1000, Rate = 8% per annum and Simple interest = 200.
(ii) Principal = 640, Rate -12% per annum and Simple interest = 40.
2
(iii) Principal = 10000, Rate -18% per annum and Simple interest=*12600.​

Answer 1

Answer:

solve it from the formula of si= p×r×t..

Answer 2

1. SI = p×r×t

______

100

200 = 1000×8×t ÷ 100

200 = 80t

t = 200÷80

time = 5/2