(a)[3]
Work out the number of hours the shop is open during one week.
(b)[3]
Saeed buys 2 ovens priced at $440$ each, 4 grills priced at $184$ each and 3 fridges priced at $1280$ each. Calculate the total cost.
(c)[2]
Alice buys 3 batteries at $2.85$ each. Work out how much change she gets from $10$.
(d)[4]
Calculate her pay for the 37-hour week.
(e)[2]
Ray buys a toaster for $36$. When he sells it, he gains a profit of 40%. Calculate the selling price of this toaster.