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Mike saves $42 a week for 7 weeks. During his 8-day vacation, he plans to spend $8.25 each day for snacks. Which expression shows how much money he will have left? A) (42÷7)−(8⋅8.25) B) (42⋅7)−(8⋅8.25)
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Mike saves $42 a week for 7 weeks. During his 8-day vacation, he plans to spend $8.25 each day for snacks. Which expression shows how much money he will have left?

A) (42÷7)−(8⋅8.25)
B) (42⋅7)−(8⋅8.25)
C) (42⋅7)+(8⋅8.25)
D) 42⋅7⋅8⋅8.25

User Nagendra Varma
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The answer is B, because you will have to multiple 42 by 7 to see how much money he will have in 7 weeks and then you will have to subtract 8 × 8.25 to see how much money he spent on his vacation.
User Hannson
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