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Last week, Andrew purchased 10 pair of shoes at a discount of 40%.
He was charged $15 for one pair of shoes.
(a) Find the original price of each pair of shoes.
Following this purchase Andrew became eligible for special additional discounts.
Therefore, he was given a 45% discount this week, when he bought another 8 pairs of shoes.
(b) How much did he pay for the 8 pair of shoes that he bought this week?
Notes to student:
If the question above has parts(e.g. (a) and (b)), given that the answer for part (a) is 10 and the answer for part (b) is 12, give your answer as:10,12