Question

Jami can mow 1/5 acre in 8 minutes. If her rate is constant, can Jami mow 1 1/2 acres in one hour?

Answer 1

Yes, she can.

Explanation:

》Jami can mow 1/5 acre in 8 minutes.

》Jami can mow 1 acre in 8×5 minutes.

》Jami can mow 1.5 acres in 8×5×1.5 minutes.

》Jami can mow 1.5 acres in 60 minutes.

Note:

Use unitary method to solve.

For eg : if a man can do 1 work in 2 days, it would take him 1 day to do 1/2 work.

And it would take him 2×2 days to do 2 works.