math (cant figure it out)

Grade 7 students were surveyed to determine how many hours per day they spent on various activities. Eating is 8%, homework is 8%, sleeping is 33%, TV is 13%, socializing 13%, and school is 25%. About how many hours per day altogether were spent on watching TV and homework?

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  1. TV+HW = 8% + 13% = 21%

    21% of 24 hours is .21 * 24 = 5.04 hours

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  2. thank you! I get it now

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