Peter needs 80 ounces of soda for his party. He sees that 8 oz cans cost $.5 each. How much does he spend on soda if he buys the exact number of cans he needs? Let's answer step by step:
He needs 10 cans because 80 / 8 = 10. He spends $5 because 10 x .5 = 10. The answer: 5.