Question

on what principal will the interest be rs50 for one year at 5% rate

Answer 1

Let principal p
Interest = P×R×T/100
50= P× 5 ×1/100
50×100 /5 = 1000 RUPEES

Answer 2

Interest=

Principle×Rate Of interest×Time/100

Therefore


50 =( y × 5 × 1)/100

y = 1000

Therefore the principle is RS.1000.