Answer:
maria can mow 3 lawns
Step-by-step explanation:
if it takes 1/5 of an hour to mown 2/3 of one lawn
60 divide by .2 = 12
that means it takes 12 miuntes to mown 2/3 of a lawn, so it takes 6 minutes for each 1/3
so 12+6= 18 minutes for one whole lawn
so 18 plus 18 equals 36
so 36 minutes for 2 lawns
then add another 18 minutes and you'll get 54 minutes. That's almost a whole hour
so Maria can mown 3 lawns
( if im wrong, im sorry i tried)