Ben needs to choose between three brands of shingles to use in the roof. he needs 89 bundles. he needs to take the information about the cost of the crane to determine the cost to use each brand. the crane cost $350 plus an additional $150 for each hour or part hour. the crane can make 4 lifts in one hr. each lift must weight $650 pounds or less.
brand a - 75 pounds
brand b - 80 pounds
brand c - 85 pounds
what brand of shingle should ben use?