Compound & Simple Interest

Question 1:

Increase £2900 by 34% over 8 years using compound interest.

£30146.46

Question 2:

Decrease £4800 by 10% over 8 years using simple interest.

£960

Question 3:

Increase £4800 by 8% over 7 years using simple interest.

£7488

Question 4:

Decrease £700 by 46% over 9 years using compound interest.

£2.73