The coordinates of a point on a coordinate grid are (−2, 6). The point is reflected across the x-axis to obtain a new point. The
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Answer:
Maria and Josie working together can complete the work in= 1 hour and 20 minutes
Step-by-step explanation:
Given:
Time taken by Maria to print and laminate signs = 4 hours
Time taken by Josie to print and laminate signs = 2 hours
Solution:
Rate of work done by Maria = per hour
Rate of work done by Josie = per hour
Let them work for hours together.
In hours work done by Maria =
In hours work done by Josie =
Total work done by both =
If they complete the work in hours, then we can write as:
Solving for
Multiplying both sides by
∴ hours = 1 hour and 20 minutes [As
of an hour =20 minutes.
So, Maria and Josie working together can complete the work in= 1 hour and 20 minutes
