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cricket20 [7]
3 years ago
13

Which equation represents a proportional relationship?

Mathematics
1 answer:
Andrej [43]3 years ago
7 0

Answer:

B and D

Step-by-step explanation:

A proportional relationship has NO constant term.  Thus, we eliminate Answers A and C.

Answers B and D represent proportional relationships.

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Alejandro has gone to school StartFraction 5 Over 7 EndFraction of the last 35 days. Which expression can be used to determine t
Katarina [22]

Answer:

35 times StartFraction 5 Over 7 EndFraction

Step-by-step explanation:

Alejandro has gone to school (5/7) of the last 35 days.

We need to find the expression that can be used to determine the number of days Alejandro has gone to school.

x=\dfrac{5}{7}\times 35\\\\=5\times 5\\\\=25

So, the correct option is (b) "35 times StartFraction 5 Over 7 EndFraction".

6 0
3 years ago
An art teacher is pouring paint into containers that each hold 1/2, gallon. How many
irina1246 [14]

Answer:

10 gallons

Step-by-step explanation:

Multiply 20 by 1/2.

20 x 1/2 = 10

Hope it helps!

Let me know if it doesn't, I can make it right.

5 0
2 years ago
5x =2 writing your answer as a fraction in it’s simplest form
suter [353]

Answer:

x = 2/5

Step-by-step explanation:

5x=2

Divide  each side by 5

5x/5 = 2/5

x = 2/5

5 0
3 years ago
Read 2 more answers
At a bake sale, Tia and Jaden earned $147 from the cookies they had sold. Then they paid Tia’s mother back $18 for materials to
nadya68 [22]

Answer: The total profit is $129

Step-by-step explanation:

The total revenue, was $147 (the total they earned), and the cost of the materials is $18 (how much they returned for the materials)

The total profit is computed as the difference between the revenue and the costs, then the total profit of the kids in this case is:

Profit = $147 - $18 = $129

This means that Tia and Jaden earned $129, if they divide it evenly, each one of them gets $129/2 = $64.5

3 0
3 years ago
Hello there I need help.
andriy [413]

Answer:

A. 40

Step-by-step explanation:

Q1 - 40

Q2 - 65

Q3 - 80

And 90 is max

So 40 is the correct answer.

5 0
2 years ago
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