Question

Whats the unit rate for $2.50 for 5 ounces

Answer 1

$2.50/5=$0.50 is the correct answer

Answer 2

For this case what we should do is find the cost per ounce.

For this, we can use the following rule of three:

5 ounces ----------------------> 2.50 $

1 oz ------------------------> x

From here, we clear the value of x.

We have then:

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Answer:

The unit cost per ounce is given by:

x = 0.5 $ / ounce