It takes two hours for a person X to mow the lawn. Y can mow the same lawn in…
GATE · 2019 · EE · General Aptitude
It takes two hours for a person X to mow the lawn. Y can mow the same lawn in four hours. How long (in minutes) will it take X and Y, if they work together to mow the lawn?
- A.
60
- B.
80
- C.
90
- D.
120
Attempted by 1 students.
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