Vincent paid $15 for some cakes. 18 of the cakes cost 50¢ each. The remaining cakes cost $1 each.
- How much did Vincent 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 18 cakes
= 18 x 0.50
= $9
(b)
Total cost of the remaining cakes
= 15 - 9
= $6
(c)
Number of $1 cakes bought
= 6 ÷ 1
= 6
Total number of cakes
= 6 + 18
= 24
Answer(s): (a) $9; (b) $6; (c) 24