Question

d) The interest on £400 in three years is £60. Find in what time the interest on £500 is
£100?

Answer 1

Answer:

4 Years

Step-by-step explanation:

we know that the interest on 400 in three years is 60 and. 20 per year on 400.

thats why 25 per year on 500 and 25×4 then 100 is interst on 500 and 4 years

25 per year