Respuesta :

mathstudent55
a.
Expenses: $3.38 + $5.57 = $8.95
Sale price: $15.99
Profit = sale price - expenses = 15.99 - 8.95 = 7.04
7.04/15.99
7/16

b. 7.04/15.99 = 0.44

c. 223.86/15.99 = 14
She sold 14 necklaces.

Profit: $14 * 7.04 = $98.56