Test: PSAT Math

1.

Marty drove 40 mi/hr for 3 hours, then 60 mi/hr for 1 hour, and finally 70 mi/hr for the last 2 hours. What was Marty's average speed?

47 mi/hr

53 mi/hr

63 mi/hr

60 mi/hr

58 mi/hr

1/3 questions

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