Mathematics, 05.12.2019 15:31 sindy35111
David bought a cape and mask for each of the 9 boys at his party. the capes cost $5.25 each and the masks cost $4.35 each. how much money did david spend?
student's solution: make a table.
number of boys 1 2 3 4 5 6 7 8 9
total cost $9.60 $19.20 $28.80 $38.40 $48.00 $57.60 $67.20 $76.80 $86.40
david spent a total of $86.40.
solve this problem using a similar strategy.
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David bought a cape and mask for each of the 9 boys at his party. the capes cost $5.25 each and the...
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