Question

At what rate percent per annum will rs.800 amount to rs.1000 in one year?

Answer 1

Principal amount=rs.800
Simple Interest=1000-800=rs. 200
Time=1year
rate=?
SI=PxRxT/100
200=800*1*R/100
200=8*R
R=200/8=25%
Therefore Rate =25%

Answer 2

Answer:

ans. 25%

Step-by-step explanation:

p= 800

a= 1000

t= 1year

si=a-p

(1000-800)= 200

si= (p×r×t)/100

200= 800×1×r/100

200.= 800/100=8

200/8

25ans