Question

(8,00 * 1.50) + (6,00 * 1.50) + (7,00 * 4.00) + (7,00 * 3.00) ) /10 = ???

Answer 1

(12+9+28+21)/10=
70/10=
7.

Answer 2

$\frac{(12)+(9)+(28)+(21)}{10} = \frac{70}{10} = 7$