IAmUrDaddy
IAmUrDaddy IAmUrDaddy
  • 16-10-2018
  • Mathematics
contestada

A store sells 12 cans of soup for ​$18. How much would it cost you to buy 7 cans of soup​?

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wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 16-10-2018

12           7

----- = ----------

$18         ?

Using cross products

12 * ? = 18* 7

? =126/12

$10.50

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saladsharks
saladsharks saladsharks
  • 16-10-2018

Divide 12 by 18 to know the cost PER can, then multiply it by 7.

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