Answer:
Add all the prices then divide by the total amount she has to spend. then the answer from that goes in to the 45 how many time or you multiply the 45 times the answer you got before.
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The perimeter of an object is found by adding all of the sides. The sides of his frame would be 2 ft, 2 ft, 1.5 ft (18 inches / 12 inches per foot = 1.5 feet), 1.5 feet. Adding these together we get a total length of 7 feet. However, he may want to use a slightly longer board to account for any errors!