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500 20p coins
20p x 5 = £1 so 5 x 100 = 500 (20p's)
60
The answer is 100/(20p) = 5/p
41
200 20ps to make £40
50
18
41
Each 20p coin weighs 5 grams... Therefore - there would be 3632 coins (valued at 726.40)
50 10p coins
40 ways.
One is a 10p, the other one is a 20p.
50
150 = 30.00/0.20 or 0.20 x 5 = 1.00 then 5 x 30.00 = 150