Johnny uses a wheelbarrow to move planting soil to o a delivery truck. The volume of the truck is 2ft by 3ft by 1.5ft. The delivery truck is measures 11ft by 8ft by 6ft tall. Johnny puts planting soil in the delivery truck until the truck is 70% full. I hat is the minimum number of times Johnny needs to use the wheelbarrow until the delivery truck is 70% full?