Question

at what rate percent will a sum double itself in 6 1/4 years​

Answer 1

Answer:

16 %

Step-by-step explanation:

time= 25/4

let principal be 100

then , double itself= (2×100)=200

A=200

SI = A-P

= 200-100

= 100

rate = SI×100/P×T

= 100×100/100×6.25

= 10000/625

= 16%