It depends on what kind of problem it is
What magic trick??
Are you gonna do a magic??
Sorry for a lot of questions.
It would be $1,800
You would use the distributive property to do 18x5 and then 20x5 and then add those to get 1,800
Number of 1/2-inch cubes length-wise = 8 1/2 ÷ 1/2 = 17
Number of 1/2-inch cubes width-wise = 5 1/2 ÷ 1/2 = 11
Number of 1/2-inch cubes height-wise = 2 1/2 ÷ 1/2 = 5
Number of 1/2-inch cubes = 17 x 11 x 5 = 935
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Answer: 935 1/2-inch cubes are needed.
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-95.00 your answer your welcome