SOLUTION: bob leaves home in Chicago at 9a.m. and travels east at a steady 60 mph.
Susan, 400 miles to the east in Pittsburgh leaves at the same time and travels west at a steady 40 mph. wh
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Question 1092560: bob leaves home in Chicago at 9a.m. and travels east at a steady 60 mph.
Susan, 400 miles to the east in Pittsburgh leaves at the same time and travels west at a steady 40 mph. where will they meet?
Found 2 solutions by josgarithmetic, josmiceli:
Answer by josgarithmetic(39630) (Show Source): You can put this solution on YOUR website!
1 PM
240 miles to the east of Bob's home
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Their speeds will add since they
are going in opposite directions
-------------------------------
You can think of this as Susan standing
still and Bob traveling at the sum of their speeds
Let = time in hrs for them to meet
---------------------------------------------
hrs
-----------------------
In 4 hrs, Bob travels
----------------------
In 4 hrs, Susan travels
-----------------------
check:
mi
-----------------------------
They will meet 240 mi from Chicago
and 160 mi from Pittsburgh
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