Entering Grade 7

Question

If it took 7hours to mow 4 lawns, then at that rate, how many lawns could be mowed in 35 hours what rate were lawns being mowed

Answer 1

Okay, so it takes 7 hours to mow 4 lawns.

So 4/7 = X/35

Cross multiply

140 = 7X

X = 20

So you can mow 20 lawns in 35 hours.