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

13.3

Explanation:

`for \: the \: boys \: = 6 * (3)/(5) = (18)/(5) \\ for \: the \: girls \: = 5 * (3)/(10) = (15)/(10) = \\ and \: for \: the \: teacher \: = (1)/(2) \\ by \: add \: all \: of \: the \: above \: \\ (18)/(5) + (15)/(10) + (1)/(2) = (67)/(5) = 13.4`