Acup of raw arborio rice weighs 7 ounces. one cup will serve 1 people. arborio rice is purchased in 2-pound boxes for $1.99. how much would the rice cost if you were serving 40 people?

The rice will cost $17.6  for serving 40 people

We need to determine the cost of serving 40 people with rice

Arborio rice is purchased in 2-pound boxes for $1.99

The price of 1 pound box will be

1 Pound (lb) is equal to 16 ounces (oz)

Therefore, the price of 16 ounces is  $0.995

A cup of raw Arborio rice weighs 7 ounces and it serve 1 people

Therefore rice will cost $17.6  for serving 40 people

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads