Answer:
65.4
Step-by-step explanation:
60*.09 = 5.4
60+5.4 = 65.4
Answer:
850
Step-by-step explanation:
We have, 70% × x = 595
or,
70
100
× x = 595
Multiplying both sides by 100 and dividing both sides by 70,
we have x = 595 ×
100
70
Shorter piece = x
Longer piece = 2x
x + 2x = 33
3x = 33
x = 11 feet
2x = 11 × 2
2x = 22 feet
So one piece will be 11 feet and the other will be 22 feet.
Hope this helps!
Answer: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
Step-by-step explanation:
