Arnold's pizzeria sells their pizzas "by fraction". you can buy 1/6 of a pizza for $2.75, 2/5 of a pizza for for $6, 1/2 of a pizza for $8, or 2/3 of a pizza for $12. which of these offers the best deal?

2/5 of a pizza for for $6 offers the best deal.

Step-by-step explanation:

Pizzas are sold by fraction at Arnold's Pizzeria.

1)You can buy 1/6 of a pizza for $2.75. This means that the cost of a full pizza at this rate would be

6 × 2.75 = $16.5

2) 2/5 of a pizza for for $6, This means that the cost of a full pizza at this rate would be

6 × 5/2 = $15

3) 1/2 of a pizza for $8. This means that the cost of a full pizza at this rate would be 8 × 2 = $16

4) 2/3 of a pizza for $12. This means that the cost of a full pizza at this rate would be 12 × 3/2 = $18

Therefore, the best deal is 2/5 of a pizza for for $6