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1.
(2023九上·哈尔滨开学考)
Mr. Brown usually does four kinds of activities to spend his spare time . He has 1200 minutes to do these things every week. According to the form, he spent hours in walking this month.
Activity | Walking | Watching | Drinking tea | Reading books |
Percentage | ? | 20% | 25% | 30% |
A . 5
B . 1200
C . 20
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