if there were 28 students 2 teachers and 12 invited guests and each pizza can only be divided in ten pieces.how many pizzas will they need to buy to get each person to get three pieces of pizza?

Answer 1

42 * 3 = 126

126/10 = 12.6

It looks like they should buy 13 pizzas.

Answer 2

there is 28 students 2 Teachers and 12 extra guests,
28+2+12=42 People are there

They need 3 pizza slices each.
42*3=126 pizza slices are needed.

A pizza cane only be cut in 10 slices so
126/10=12.6

So u need 13 pizzas