Digital PSAT Math Practice Question 264: Answer and Explanation
Question: 264
A school day at Washington High School is seven and a half hours long. How many minutes long is this school day?
Correct Answer: 450
Explanation:
450 You can use the conversion 60 minutes per hour to figure out this problem. Use dimensional analysis to cancel out the units that you don't want (hours) and end up with the units that you do want (minutes):
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