Question

8 batteries cost 10 dollars how much do 6 batteries cost

Answer 1

6 batteries cost $7.50 because u divide 10 by 8 and then multiply by 6

Answer 2

6 batteries would be 7.5 dollars because I found the cost per unit by dividing the unit amount by cost. I then multiplied the cost per unit by 6 and got 7.5, with the cost per unit being 1.25.