Question

A certain sum amounts to 7400 in 3 yrs and 8600 in 4 yrs. Find the sum and rate of
interest
(a) 3800, 31.57%
(b) 3,000, 25%
(c) 3,500, 20%
(d) none

Answer 1

Step-by-step explanation:

sorry don't know but may be 3,500,20%

Answer 2

Answer:

first follow

then I will mark as brainliest

and give 5 thanks