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Answer: 15 hours (choice D)</h3>
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Work Shown:
(6 hours)/(8 trees) = (x hours)/(20 trees)
6/8 = x/20
6*20 = 8*x ... cross multiply
120 = 8x
8x = 120
x = 120/8
x = 15
It takes him 15 hours to plant 20 trees.
Idk seriously i suck at math but i use photomath it is a really good app u should try it
Hi there!
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I believe your answer is:
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Here’s why:
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I am assuming by the infomation given that the figure is a cube.
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Hope this helps you. I apologize if it’s incorrect.