math
posted by Mitch .
word problem:
The Rory family drove 310 miles each day for 4 days. Then on Friday they drove 250 miles to Centerville. On Saturday they drove 150 miles to Westfield. What else do you need to know to determine how many miles they averaged each day for that one week?
a) number of miles driven back home
b) number of days in a week
c) distance from Centerville to Westfield
d) number of miles driven on the seventh day.
I picked d.
is that right?

Right.
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