Question

A customer at the produce section of a food store bought cucumbers and heads of lettuce . The quantity she purchased of the heads of lettuce was 6fewer than 5 times the number of cucumbers . If cucumbers cost $.30 each and a head of lettuce costs $.70 and her cost was $7.20, how many cucumbers did she buy?

Answer 1

He bought 3 cucumbers because 3*5=15, 15-6=9, 9*.7=6.3, .3*3=.9, .9+6.3=7.2