Mona, tabitha, and reid are at a frozen yogurt shop. at the shop, frozen yogurt and toppings are charged by the ounce.
the following table shows the weight and cost of each person's bowl.
person mona tabitha reid
weight of bowl 9.2 ounces 8.1 ounces 7.8 ounces
cost of bowl $4
65
a. what does the yogurt shop charge per ounce?
b. what should reid's bowl cost?

(a)The cost of per ounce of yogurt = $0.45

(b) The the cost of Reid's bowl = $3.51

Step-by-step explanation:

Here, according to the question :

The cost of 9.2 ounce yogurt bowl = $4 .14

The cost of 8.1 ounce yogurt bowl = $3.65

(a) Now,

=

So, the cost of per ounce of yogurt = $0.45

(b) Now, the amount if yogurt in Reid's Bowl =  7.8 ounces

So, the total cost of her bowl  with 7.8 ounce yogurt  = 7.8 x ( cost of 1 ounce of yogurt)

= 7.8 x ( $0.45) = $3.51

So, the the cost of Reid's bowl = $3.51

the answer is y < -3 or   y > 3

-3y > 7 + 2

-3 y > 9

y < -3