In order to figure this out, we can set up a proportion and simplify using cross multiplication.

One grapefruit costs
89 cents.
I’m sorry but I have no clue.
Answer:
Step-by-step explanation:
Area: 28.26
Circumference: 12.56
Answer:
The number above the division line is called the numerator, and the number below the division line is called the denominator.
When multiplying fractions, you just multiply the numerators together, multiply the denominators together, and then simplify the result.
Remember, we can add, subtract, multiply, or divide anything we want to on one side of an equation so long as we do the same thing on the other side.
Step-by-step explanation:
<u>Ms. Amani:</u>
7 pencil cases
9 packs of folders
<u>Mr. Blake</u>
9 boxes of crayons
<u>Prices:
</u>Pencil case: $3
Box of crayons: $4
Pack of folders: $2
<u>
Ms Amani
</u>7 x 3= 21
9 x 2 = 18
21+18= $39
<u>Mr. Blake</u>
9 x 4= $36
39-36 = $3 difference.
<u>
</u>