Question

Boys ate 6 3/5 pizzas girls ate 5 3/10 pizza teachers 1 1/2 pizza how much pizza did they eat combined

Answer 1

Answer:

13.3

Step-by-step explanation:

$for \: the \: boys \: = 6 \times \frac{3}{5} = \frac{18}{5} \\ for \: the \: girls \: = 5 \times \frac{3}{10} = \frac{15}{10} = \\ and \: for \: the \: teacher \: = \frac{1}{2} \\ by \: add \: all \: of \: the \: above \: \\ \frac{18}{5} + \frac{15}{10} + \frac{1}{2} = \frac{67}{5} = 13.4$