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Question

How many students watched TV for less than 4 hours?

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A
34
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B
32
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C
24
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D
30
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Solution

The correct option is A 34
From the given diagram, we have
4 students watch television for 12 hours
8 students watch television for 23 hours
22 students watch television for 34 hours
Thus, in total 4+8+22=34 students watch television for less than 4 hours

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