Multiple Choice
Last weekend police ticketed 18 men whose mean speed was 72 miles per hour, and 30 women going an average of 64 mph. Overall, what was the mean speed of all the people ticketed?
A) none of these
B) 69 mph
C) 67 mph
D) 68 mph
E) It cannot be determined.
Correct Answer:
Verified
Correct Answer:
Verified
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