Q What principal will the amount to Rs 9000 in 5 years @ 10% simple interest - Maths - Comparing Quantities

Question

Q What principal will the amount to Rs 9000 in 5 years @ 10% simple
interest?

Varun Rawat · Accepted Answer

Let principal, P = Rs xRate, R = 10% p
a
Time, T= 5 yrsSI = PRT100 = x × 10 × 5100 = x2Now, amount, A = P + SI⇒9000 = x + x2⇒9000 = 3x2⇒x = 6000Principal = Rs 6000

Q. What principal will the amount to Rs 9000 in 5 years @ 10% simple interest?