Question

at what rate percent p.a the simple interest rs 300 in 3 year will be rs
45​

Answer 1

Answer:

Simple interest = P×R×T/100

45 = 300×R×3/100

Cross multiply

45×100 = 900R

Divide both sides by 900

4500/900 =900R/900

5 = R

R =5%

Therefore the rate at which Rs. 300 yield Rs. 45 simple interest in 3years is 5%

Answer 2

Step-by-step explanation:

ptr/100

300×3×r/100

45=300×3×r/100

45×100=900r

4500=900r

r=5