Oliver paid $15 for some cakes. 14 of the cakes cost 50¢ each. The remaining cakes cost $1 each.
- How much did Oliver pay for the cakes which cost 50¢ each?
- What was the total cost of the remaining cakes?
- How many cakes did she buy in all?
(a)
100¢ = $1
50¢ = $0.50
Cost of 14 cakes
= 14 x 0.50
= $7
(b)
Total cost of the remaining cakes
= 15 - 7
= $8
(c)
Number of $1 cakes bought
= 8 ÷ 1
= 8
Total number of cakes
= 8 + 14
= 22
Answer(s): (a) $7; (b) $8; (c) 22