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Lei can do a job in 5 days while Cath can do the same job
in 3 days. How long will it take them to do the job if they
work together?
Complete the following to solve the problem.
a. The part of the job accomplished by Lei on the first day is 1/5 . , So, the part of the job accomplished
by Cath on the first day is _____.
b. If x represents the time it will take them to do the job together, the part
of the job accomplished on the first day of working together is ________.
c. Looking at the relationship, we arrive at the equation: _________________________
d. Solving the rational equation, the value of x is ________.Working together, they can finish the job in
____ day and_____ hours.