There are 12 boys 21/7=3 so 4(3)= 12
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Answer:
54$
Step-by-step explanation:
- To get the tax times the number to the percentage
- 50 * 8% = 4
- 50 + 4 = 54 $
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The relative frequency of an event is defined as the number of times that the event occurs during experimental trials, divided by the total number of trials conducted.