Rosa can till 375 ft² of land in 15 min.
2 answers:
Answer: The correct option is (B) 25 ft²/min.
Step-by-step explanation: Given that Rosa can till 375 ft² of land in 15 min.
We are to find Rosa's tilling rate.
We will be using the UNITARY method to solve the given problem.
We have
In 15 min, the area of the land tilled by Rosa = 375 ft².
Therefore, in 1 min, the area of the land tilled by Rosa will be
That is, Rosa can till 25 ft² of land in 1 min.
Therefore, Rosa's tilling rate is 25 ft²/min.
Thus, (B) is the correct option.
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