Question

in how many years will 150 rupees double itself at 4% simple interest​

Answer 1

Answer:$\huge\boxed{\fcolorbox{blue}{orange}{HELLO\:MATE}}$

Principal = £150.

SI = £300 (150×2)

Rate = 4%

Let the time be t.

Atq, SI = P ×R × T /100

or £300 = 150 × 4 × t /100

or t = 300× 100/150×4

So, t = 50 yrs