Problema Solution
You can type 7 pages in 2 hours, and you friend can type 8 pages in 3 hours, if you both work together in how many hours would it take for both of you to type 37 pages?
Answer provided by our tutors
my rate is: 7/2 pages per hour
friend's rate is: 8/3 pages per hour
lets x pages per be the together rate, then we have:
7/2 + 8/3 = x
x = 37/6 pages per hour
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we need how many hours will it take to type 37 pages.
since speed = pages typed/time of typing we have time of typing = pages typed/speed
time of typing = 37/(37/6)
time of typing = 6 hours
it will take 6 hours for both to type 37 pages.