CHOICE BIS CORRECT. USE THE TABLE BELOW TO ORGANIZE THE INFORMATIO...
19. Choice bis correct. Use the table below to organize the information.
RATE
TIME
WORK DONE
1
x
Mark
4
0
x
4
0
Audrey
5
0
x
5
Mark’s rate is 1 job in 40 minutes. Audrey’s rate is 1 job in 50 minutes. You don’t know how long it willtake them together, so time is x. To find the work done, multiply the rate by the time.Add the work done by Mark with the work done by Audrey to get 1 job done.x
4
0
+
5
0
= 1 is the equation.