Jeff mowed 2/3 of a lawn in 52 minutes. At that rate, How long would it take him to mow the whole lawn?

Answer 1

the whole lawn is 3/3, or (3/2)*(2/3)

so, it will take 3/2 * 52 = 78 minutes

As a proportion,

x/1 = 52/(2/3)

Answer 2

34.666