Question

Simple intrest =P×R×N/100
Simple interest after 1 year --
1000x10x1
100
Simple interest after 2 years
1000x10*2
1000
Simple interest after 3 years
1300
100
respectively
According to this the simple interest for 4,5,6 years will be 400,
From this d- anda-
Amount of simple interest after 20 years
4.-a (n-1)d
- + (20 - 1)
Amount of simple interest after 20 year is -​

Answer 1

Answer:

Amount of simple interest after 20 years =

P × R × 20

100