Answer:
Kevin used 67 pounds of gravel.
Step-by-step explanation:
18pounds= 1 bag
4bags=?
18 x 4= 72
4 bags= 72 pounds
He has 5 pounds of gravel left over.
72 - 05= 67
Kevin used 67 pounds of gravel.
*EXTRA~(pounds can also be wrote as the letters lbs)
(so lbs means the same thing as pounds)
(lbs and pounds are both pronounced and said as the word "pounds")~EXTRA*