Answer number 3 please thank you

Jeremy Lewis asked Mar 16, 2023

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Jeremy Lewis asked Mar 16, 2023

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21 votes

Answer:

3. D

Explanation:

1/10+1/8+1/15=1/x

24/240+30/240+16/240=1/x

70/240=1/x

7/24=1/x

1/3.4=1/x

x=3.4

Vincet answered Mar 20, 2023

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