Six copies of the sum of nine fifths and three

You call the pizza store and find out that eachpizza has 12 slices. you expect 16 people tocome, and you estimate each person will eat 3slices. how many pizzas should you order

Write each fraction as an equivalent fraction with a denominator of 120then write the original fractions in order from samllest to largest

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents