Question

The cost of peanuts varies directly with the number of pounds. If 3 pounds of peanuts cost $6.30, what is the cost of 4.5 pounds

Answer 1

The cost would be 9.45 for 4 pounds .

Answer 2

you have to divide 6.30 by 3 for the price per pound, then you multiply the product by 4.5 thus you get your answer 9.45 pounds.