Using the following prices, calculate the unit price to determine how much it would cost for 7 muffins and 14 juice boxes. $7.74 for 6 muffins $5.52 for 8 juice boxes a. $18.69 b. $19.89 c. $21.91 d. $26.52

The unit cost for this case is given by:

For the muffins:

For the juices:

Then, the cost for 7 muffins and 14 juices is given by:

Substituting values we have:

it would cost for 7 muffins and 14 juice boxes about 18.69 $

21

step-by-step explanation: