Melissa has $100 in the bank. She plans to deposit $40 per week until she reaches $500. What is the rate of change? Explain what the rate of change means in the context of the problem. *

Answers

Answer 1

Answer:

$40 per week

Step-by-step explanation:

Step one:

Given data

the initial amount is = $100

the total amount= $500

let the number of weeks be x

Step two:

The expression for the scenario is

[tex]500= 100+40x-------1[/tex]

From the expression above, the rate of the change is $40 per week.

this means that in every week the account will be increased by $40


Related Questions

Ruben put an empty cup underneath a leaking faucet. After 1-1/2 hours, Ruben had collected 1/4 cup. What is the rate, in cups per hour, at which the water is leaking from the faucet?

Answers

0.1666666667 cups of water
90 mins = 0.25
60 min = 0.1666666667

Please Help asap!!!
Colin invests £5000 into his bank account.

He receives 10% per year simple interest.

How much will Colin have after 3 years?

Give your answer to the nearest penny where appropriate.

Answers

Answer:

Step-by-step explanation:

1500

Answer:

13500

Step-by-step explanation:

Mike recorded the number of hours he slept each night for a period of 5 days as shown in the table below.

Based on the information in the table, what was the total number of hours that Mike slept from Monday through Friday?

Answers

Step-by-step explanation:

8+9= 17

7 3/4 + 7 1/4= 15

15 + 5 1/2= 20 1/2

17 + 20 1/2 = 37 1/2


Group of answer choices

24

25.7

28.1

29.8

Answers

Answer:

b i think

Step-by-step explanation:

How do you expand and simplify (x-7)(x-8) ?

Answers

Answer:

x^2-15x+56

Step-by-step explanation:

(

7

)

(

8

)

(

8

)

7

(

8

)

A bically orginally priced at 225 was marked down 30 % after a week, the bicycle was marked down another 15% off the sale price what are the sale prices of the bike after each discount

Answers

Answer:

Kapdweswq DAWFDGEADAEF DAC E FEWAFWED EW DCQFFF

Step-by-step explanation:

Sfweqrwrrf wqwf q fewqfwqefw f wqfqwefqw

Answer:

45% or -45% decrease

Step-by-step explanation:

What is the length for this question?

Answers

Answer:

I believe it would be 3.5

Step-by-step explanation:

2 is half of 4, the measurement for that same side on the connected triangle, by that logic, x would be half of 7.

7 ÷ 2 = 3.5

Answer:

i think it is 9

Step-by-step explanation:

.

answers for the 2 boxes please :)​

Answers

the answer is (4,19). since both equal y you can set them equal to each other to solve for x then plug x back in to one of the equations to find y

Answer:

(0,3) (0,7)

Step-by-step explanation:

4 months to 8 years in ratio

Answers

Answer:

4:96

Step-by-step explanation:

It has to be the same kind of thing so...

1 year is 12 months

8 * 12 = 96

Answer:

4 months : 8 years

reduced...

1 month : 2 years

Step-by-step explanation:

could you help me with this plz

Answers

Answer:

the closest estimate would be 300 boxes

the actual answer is closer to 322 boxes

Step-by-step explanation:

7715/24=321.458

hope this helps have a great day :)

write a short math peom

Answers

Answer:

roses are red violets are blue 1 + 1 = 2

Step-by-step explanation:

:}

Someone plz help I don’t understand!! Sad face

Answers

Answer: 41

Step-by-step explanation:

Substitute the given value into the function and evaluate

f(10)

f(x) = 4(10) + 1 = 40 + 1 = 41

Subtract -7n + 2 from 2n - 1.

A. -9n + 3

B. -5n + 1

C. 9n - 3

D. 9n + 1

Answers

Answer:

C) 9n - 3

Step-by-step explanation:

make an expression

2n - 1 - (-7n + 2)

open the parenthesis

2n - 1 + 7n - 2

combine like terms

9n - 3

How to solve and the answer

Answers

Answer:

x = 10; y = 10

Step-by-step explanation:

[tex] \sin(theta) = \frac{opposite}{hypotenuse} [/tex]

[tex] \cos( {theta} ) = \frac{adjacent}{hypotenuse} [/tex]

[tex] \tan( {theta} ) = \frac{opposite}{adjacent} [/tex]

theta = 45°

opposite = x

hypotenuse = 10√2

adjacent = y

1) find x using sin formula

[tex] \sin(theta) = \frac{opposite}{hypotenuse} [/tex]

[tex] \sin(45) = \frac{x}{10 \sqrt{2} } [/tex]

[tex] \sin(45) \times 10 \sqrt{2} = x[/tex]

[tex]10 = x[/tex]

[tex]x = 10[/tex]

2) find y using cos formula

[tex] \cos( {theta} ) = \frac{adjacent}{hypotenuse} [/tex]

[tex] \cos(45) = \frac{y}{10 \sqrt{2} } [/tex]

[tex] \cos(45) \times 10 \sqrt{2} = y[/tex]

[tex]10 = y[/tex]

[tex]y = 10[/tex]

Simplify the expression.
(5x + 1/2) + (3x - 7 1/2)

Answers

Answer:

8x - 7

Step-by-step explanation:

Answer:

=8x−35

Step-by-step explanation:

=5x+1/2+3x+−71/2

Combine Like Terms:

=5x+1/2+3x+−71/2

=(5x+3x)+(1/2+−71/2)

=8x+−35

Solve the system of equations: *
y = 2x + 3
4x - 2y = 6

One solution: (2,3)
One solution: (3, 2)
No solution
Infinite Solutions

Answers

Answer:

No solution

Step-by-step explanation:

PLEASE HELP ME!!!!
The graph below shows the price of different numbers of cans of beans at a store:

The graph below shows the price of different numbers of cans of beans at a store:


Which equation can be used to determine p, the cost of b cans of beans? (5 points)

p = 9.50 + b
p = 9.50b
b = 9.50 + p
b = 9.50p
Which equation can be used to determine p, the cost of b cans of beans? (5 points)

p = 9.50 + b
p = 9.50b
b = 9.50 + p
b = 9.50p

Answers

Answer:

a

Step-by-step explanation:

please help me with this

answer choice
This system has infinitely many solutions.
This system has exactly one solution.
This system has no solution.
(5, –28) and (0, 0)

Answers

Answer:

the answer is the first one hope this helps

Step-by-step explanation:

What is the common difference for 9,11,13,15,17,19

Answers

I have the same question tooo

Determine the sample space of all of the possible outcomes one of choosing a card numbered 1, 2, 3, or 4, and a blue, green, or a yellow marble. How many outcomes involve a blue marble

Answers

Answer:

[tex]Sample\ Space = \{1\ Blue, 1\ Green, 1\ Yellow, 2\ Blue, 2\ Green,[/tex] [tex]2\ Yellow, 3\ Blue, 3\ Green, 3\ Yellow, 4\ Blue, 4\ Green, 4\ Yellow\}[/tex]

The number of occurrence that involve blue is 4

Step-by-step explanation:

Given

[tex]Card\ Number = \{1,2,3,4\}[/tex]

[tex]Marble = \{Blue, Green, Yellow\}[/tex]

Required

Determine the sample space

To determine the sample space, we have to select a card number and write it alongside the marble colours.

i.e.

[tex]Sample\ Space = \{1\ Blue, 1\ Green, 1\ Yellow, 2\ Blue, 2\ Green,[/tex] [tex]2\ Yellow, 3\ Blue, 3\ Green, 3\ Yellow, 4\ Blue, 4\ Green, 4\ Yellow\}[/tex]

Solving (b): Outcomes that involves blue marble

First, we list them out

[tex]Blue = \{1\ Blue, 2\ Blue, 3\ Blue, 4\ Blue}[/tex]

Number of occurrence is 4

If there are 651 6th grade students at school, and three out of every seven of them play a sport, how many 6th graders do not play a sport?




pls help save me

Answers

Answer

7893=84

Step-by-step explanation:2=12d

56 is 0.4% of what number?​

Answers

Answer:

140

Step-by-step explanation:

Let the number = x

Hence, the expression can be written has:

0.4 of x = 56

0.4x = 56

Divide both sides by 0.4

0.4x / 0.4 = 56 / 0.4

x = 140

Hence, 56 is 0.4 of 140

ASAP, I NEED HELP!!!
ILL GIVE YOU 20 POINTS!!!!
PLEASE GIVE ME THE ANSWER AND HOW YOU GOT THE ANSWER

Answers

Answer:

B) 37.5 cm squared!

Step-by-step explanation:

First, we know that a triangular prism has 5 faces, so in order to find the surface area of this prism, we must find the area of each face, and then add them together.

Face 1 (Rectangle): 6.5 * 1.5 = 9.75

Face 2 (Rectangle): 6 * 1.5 = 9

Face 3 (Rectangle): 2.5 * 1.5 = 3.75

Face 4 (Triangle): (6 * 2.5)/2 = 6

Face 5 (Triangle): (6 * 2.5)/2 = 6

Now, we add all the areas of the faces together.

9.75 + 9 + 3.75 + 6 + 6 = 37.5

37.5 is the surface area of the whole triangular prism.

Please help me, thank you

Answers

Just divide 1,300 by 5.

260 would be your answer. If you want an explanation, if you think about the term 100%, that's the total at the time. Amplifying that 100% by five would practically mean five times the amount of 100%, so 500%. You're just multiplying the amount of bunnies at the time by 5. (500% in decimal form is 5)

Simplify the expression. Write your answer using an improper fraction
with no spaces.

Answers

Answer: 59/3k+14

Step-by-step explanation:

Jane’s class gave examples of absolute value in distances traveled. Which example
demonstrates the greatest distance traveled?

Answers

Answer:

C

Step-by-step explanation:

Since we care about distance traveled, it doesn't matter if someone goes high or long or whatever -- we just care about the base number. Finding the absolute value of these:

A = 8

B =10

C = 12

D = 7

12 is the highest, C is our answer

Practice Pages 69&70

Answers

Answer:

Yes, Teacher

Step-by-step explanation

What is (-3,4) (5,-2) in slope intercept form?

Answers

Answer:

y=-3/4x+7/4

Step-by-step explanation:

Answer:

I got y = -3/4x + 7/4.

Might be wrong, but I'm pretty sure.

Maddox McDonald A caterpillar moves across the grass at a rate of 4 2/3 feet every 7 minutes. How fast does the caterpillar move in feet per minute? 1 3​

Answers

Answer: 2/3 feet per minute

Step-by-step explanation:

From the question, we are informed that a caterpillar moves across the grass at a rate of 4 2/3 feet every 7 minutes.

The rate at which the caterpillar move in feet per minute will be:

= 4 2/3 ÷ 7

= 14/3 ÷ 7

= 14/3 × 1/7

= 14/21

= 2/3 feet per minute

BRAINLIEST. Ariana has a loyalty card good for a discount at her local hardware store. The item she wants to buy is priced at $9, before discount and tax. After the discount, and before tax, the price is $7.56. Find the percent discount.

Answers

Answer:

16%

Step-by-step explanation:

Given data

Initial cost= $9

final cost= $7.56

Required

The percent discount

Step two

Percent discount= final-initial/initial *100

Percent discount= 9-7.56/9 *100

Percent discount=1.44/9 *100

Percent discount=0.16 *100

Percent discount=16%

Hence the percent discount is 16%

Yes

Yes

Yes

Yes

Yes

Yes

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E

E

E

E

E

E

E

E

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