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Marvin spent 2.8 hours which is 35% of his time at the recreational center playing ping pong. How long was Marvin at the recreational center?

Respuesta :

mathenodaweirdo

Answer:

8 hours

Step-by-step explanation:

35 times 3 is 105

2.8=35% so, 2.8 times 3 is 8.4 which equals 105%

now divide 8.4 by 105 and you get 0.08 which equals 1%

now multiply 0.08 times 100 to get 8

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