Question

Aaron saves 50 pence and 20 pence coins in his piggy bank. Let x be the number of 50 pence coins in his bank. Let y be the number of 20 pence coins in his bank.

(A) There are 60 coins in his bank write down an equation in x and y to illustrate this information.

(b) The total value of the coins is £17.40. Write down another equation in x and y to illustrate this information.

(c) Hence find algebraically the number of 50 pence coins Aaron has in his piggy bank.

Answer 1

(a) There are 60 coins totally