Assignment:
House Painting
Kent can Paint a certain house by himself in x days.
His helper Keith can paint the same house by himself in x + 3 days.
Suppose that they work together on the job for 2 days.
To complete the table, use the fact that the work completed is the product of the rate and the time.
Write a Rational expression for the fraction of the house that they complete by working together for 2 days. Evaluate the expression for x = 6.
Please Show each step in detail.
|
|
Rate
|
Time
|
WORK
|
|
Kent
|
1/x . job/day
|
2 days
|
|
|
Keith
|
1/ x + 3. job/day
|
2days
|
|