MATH PROPORTIONAL QUESTION PLEASE HELP ITS FOR A TEST :(


Which situation represents a proportional relationship between x and y?


Nelson’s age, y, is 3 less than twice the age of his younger sister, x.




Amount of money in Maggie’s account, y, is 3 times the amount of money in Vincent’s account, x.


The height of a tree, y, in x months, if it is 10 inches tall and grows 1 inch every month.




Number of students, y, in a field trip is 10 more than number of teachers, x.

Answer:

b money in maggies acc

Step-by-step explanation:

Need helpp fastt plss will give brainliest to who is correct plss helpp
PLSSS HELPP I NEED THE ANSWER CORRECT
PLS EXPLAIN HOW YOU GOT YOUR ANSWERR!!!

To download movies off the internet, you must pay $1.99 per movie, plus a one time fee of $5.50. Write an expression to show the total cost to download n movies.

[(u3)2]4 Simplify using the Laws of Exponents. Write each expression using a positive exponent.

PLEASE HELP!!!!!

To rent a carpet cleaner, Tools To Go charges $15.00 for the first hour or part of an hour plus $3.50 for each additional half hour or part of a half hour.

a. Tim picked up a carpet cleaner at 8:10 a.m. and returned it at 4:10 p.m. Determine his rental charge.

b. Calculate the average cost per hour for Tim’s rental.

c. Charmaine rented a carpet cleaner from Carpet Emporium. Her bill was $59.40 for 5.5 h. Compare the average cost per hour for Charmaine’s rental with the average cost per hour for Tim’s rental. How many times as much was Charmaine’s rental?

Marla helped her mother and father fold invitations and put them into envelopes. If Marla can fill 36 envelopes in 30 minutes, how long will it take her to fill 48 envelopes? (Only enter a numerical answer)

Which two expressions are equivalent?​​​​​​​

a. 7(3 + x) and 7• 3 + 3 • x

b. 7 + 3 + x and (7 + 3) + x

c. 7 • x • 3 and 7(x + 3)

d. 7 ÷ (3 – x) and 7 ÷ (x – 3)

Eric is adding water to a 60-gallon pool.
The pool already has 12 gallons of water, and he wants to fill it to at least 27 gallons. The water flows at a rate of 6 gallons per minute.
How many minutes, x, will it take for Eric to fill the pool with at least 27 gallons of water?

Inequality that represents this situation:
27≤12+6x

To solve the inequality, you can begin by solving the equation as shown.

Drag a diagram to each row of the table to show which number line represents all of the solutions for the inequality and which number line represents all of the solutions for the problem situation.

The table below represents a linear relationship.


x 2 3 4 5
y 4 7 10 13


What is the y−intercept?


A −2
B −4
C 3
D 2

Redon is 6ft 2in. tall, and his shadow is 4ft 1in. long . At the same time,a building casts a shadow that is 19ft 10in. long . Estimate the height of the building.

Choose all expressions that are equal to 45,000 ➗ 90. *
A 4,500 tens ➗ 9 ones
B 450 ➗ 90
C 450 ➗ 9 tens
D 4,500 ➗ 9
E 4,500 ➗ 90 tens

783 x 42 in area model-

pleaseee helpp whoever answers best ill give them brainliest xx

If one inch represents 14 feet, what dimensions would you use to make a scale drawing of a building 44 feet by 50 feet?

please someone help me on this <33

Which of the following verbal sentences expresses the
algebraic inequality below?I WILL MARK BRAINLIEST

2x + 4 < 8 + 4x

A. The quotient of two and a number, plus four is
less than eight more than the product of four and
a number.

B. The difference of two times a number and four is
less than the sum of eight and the product of four
and a number.

C. Four less than the product of two and a number
is less than the sum of eight and four times a
number.

D. Four more than the product of two and a number
is less than the sum of eight and four times a
number.

Write an equation in slope intercept form for a line with a slope of - 3/2 that passes through the point 4,10 help please

Super easy 4th grade problem-2

is this right?? if not help please!!

9.2032, 9.004, 9.04, 9.2

put in order from least to greatest

please help me with this math. picture attached

What is the equation of the line? (-2,-3) and (1,-3)
Question 6 options:

x=-3

y=3

y=-3

x=3

Half-life is the time needed for half of a sample of radioactive material to decay. Question 5 options: True False

help with number 3 ,4, 5

On the map of an amusement park on a coordinate grid, the skating rink is at (0.5, −1).

Coordinate grid shown from negative 3 to positive 3 on x-axis and negative 3 to positive 3 on y-axis. There are increments of 1 over 2 for each grid line on each of the two axes. Only the whole numbers are labeled on either side of the axis.

Which of these shows how to plot the point to mark the skating rink?

A. From the origin, move 1 unit to the left along the x-axis and 0.5 unit vertically down, and place the point.

B. From the origin, move 0.5 unit to the left along the x-axis and 1 unit vertically down, and place the point.

C. From the origin, move 1 unit to the right along the x-axis and 0.5 unit vertically down, and place the point.

D. From the origin, move 0.5 unit to the right along the x-axis and 1 unit vertically down, and place the point.

Michael’s class had 27 adults and 63 kids on their field trip. Emily’s class had 20 adults and 70 kids on their trip. Both Michael & Emily’s teachers split the class into groups, so that each group has 7 kids. Whose class had more adult chaperones per group?

Determine the domain and the range of the relation. *Type the domain and range in number form from least to greatest

Luther evaluated 2³ as 9 and Wade evaluated 3² as 9. Are both students correct? Explain why or why not.

Your cellular phone plan costs $11 per month plus $.12 per minute of phone usage. You want to pay no more than $20 per month. What is the most number of minutes m that you can allow for phone calls each month?

Identify the subsets of real numbers to which the number 25√ belongs.
rational
irrational
real
complex
Choose all that apply.

WILL GIVE BRAINLIESTThe circumference of a circle is 18 inches. Which choice represents the exact area of the circle?