On Monday, Kevin spent 4/5 of an hour working on his homework, on Tuesday he spent 2/3 of an hour on his homework and on Wednesd
ay he finished his homework in 7/10 of an hour. How long did Kevin spend doing homework on Monday, Tuesday, and Wednesday in all?
1 answer:
Answer:
1.167
Step-by-step explanation:
4/5 + 2/3 + 7/10
LCM 5 * 3 * 2 = 30
24/30 + 20/30 + 21/30
65/30 = 1 5/30 = 1 1/6 = 1.167
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Step-by-step explanation:
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y = 10
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substitute 5 and 10 in the place of x and y
(5*10) - 20
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30
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