Ben orders a case of his favorite macaroni and cheese. the case contains 18 same size boxes that weigh a total of 7.2 pounds. which set of equations represents the weight, in pounds, of each box of macaroni and cheese, x?

The equations which represents the weight, in pounds,of each box of macaroni and cheese is 2.5 pounds

Weight of each box of macaroni and cheese = Total boxes in a case of macaroni and cheese ÷ Total weight of the case

x = 18 ÷ 7.2

7.2x = 18

x = 2.5 pounds

Learn more about word problem:

link

The weight of each box is 0.4 pounds.

Step-by-step explanation:

Given:

Ben orders a case of his favorite macaroni and cheese.

The case contains 18 same size boxes that weigh a total of 7.2 pounds.

Now, to find the weight of each box of macaroni and cheese.

Let the weight of each box be

Number of boxes in a case = 18.

The total weight = 7.2 pounds.

According to question:

Dividing both sides by 18 we get:

Therefore, the weight of each box is 0.4 pounds.

9 sandwiches per hour

step-by-step explanation:

when we have a rate, we want a 1 in the denominator

27/3 = 9

27 sandwiches/ 3 hours = 9 sandwiches/hour