For this case, the first thing we must do is define variables.
x: amount of time Miguel uses to complete the task.
y: amount of time Maria uses to complete the task.
We write the system of equations:
x + y = 60
y = (1/2) x
Solving the system we have:
x = 40 minutes
y = 20 minutes
Answer:
it take her to wash them by herself about:
y = 20 minutes
Answer: 0.707
Step-by-step explanation:
Answer:
10
Step-by-step explanation:
3/5 = 6/10 (which is 60%) 100% - 60% = 40%
