How much do you save per class by taking the longer-term class: weight training, $230 for 18 weeks (54 classes) or $400 for 36 weeks (108 classes)? a less than $1 b less than $5 c less than $10 d more than $10

A less than $1

Step-by-step explanation:

First, you need to know the price of each class. For that, you need to divide the total per class.

Eighteen weeks:

Thirty-six weeks:

Now you do the substaction $4.26 - $3.70 = $0.56 and that's the difference in price of classes

step-by-step explanation:

de-gf

hj=3x+20

ji=15x-64