If William wants to travel 450 miles in 12 hours, what constant speed (miles per hour) must he travel?

Answers

Answer 1

Answer: 37.5 rounded it would be 38

Step-by-step explanation:


Related Questions

HELP PLEASE...........

Answers

Answer:

1. 9

2. 12

3. 26

Step-by-step explanation:

Answer:

1. 9

2. 12

3. 26

Step-by-step explanation:

An easy way to solve problems like this is to convert the percentage into a decimal, then multiply that decimal by the whole. For example, if I had the question "What is 10% of 100?", I would first convert the 10% to a decimal. 10% is the same as 10/100, which in decimal form is 0.1. I would then multiply 0.1 by  100 to find out how much 10% of 100 is. I get 10, so my answer is 10. Hope this helps!

Help plz:)))I’ll mark u Brainliest

Answers

Answer:

The answer to the question provided is

[tex] \frac{9}{5} [/tex]

ok so this is fraction what is 5/6 x 3/4

Answers

Answer:

5/8

Step-by-step explanation:

Melissa runs a mile in 8 minutes 30 seconds. At this rate, how many full miles will she run in 45
minutes?

Answers

Answer:

Time measure: 8 miles = 30 seconds We are given 45 minutes × 60 seconds /30= 90 miles

y = |cosx|
any body can answer my question ​

Answers

They answered this correctly

What is the slope of this please help as quick as possible :)

Answers

Answer:

-.5 or -1/2

Step-by-step explanation:

rise over run

you rise 2 and run left 4

the slope is negative

Which statement describes why AABC and ADEF are congruent by SAS?

Answers

Answer:It is The first one.

Step-by-step explanation:

Miya is selling grapefruit and nuts for a fundraiser. The grapefruits cost 5 dollars each and a bag of nuts cost 15 dollars each. She sells 30 items and made 250 dollars. How many grapefruits did she sell?

Answers

Answer:

A) 5G + 15N = 250

B) G + N = 30   We'll multiply B) by -5

B) -5G -5N = -150  then we add A)

A) 5G + 15N = 250

10N = 100

N = 10 bags of nuts ($150.00)

We put N=10 into A)

A) 5G + 150 = 250

A) 5G = 100

G = 20 Grapefruits ($100.00)

Step-by-step explanation:

A species of animal is discovered on an island. Suppose that the population size P(t) of the species can be modeled by the following function, where time t is measured in years.
P(t) =800/1+ 3e^-0.29t.
Find the initial population size of the species and the population size after 10 years. Round your answers to the nearest whole number as necessary.

Answers

Answer:

The initial population is 200

The population after 10 years is 687

Step-by-step explanation:

Given

[tex]P(t) =\frac{800}{1+ 3e^{-0.29t.}}[/tex]

Solving (a): The initial population

Here:

[tex]t = 0[/tex]

Substitute 0 for t in P(t)

[tex]P(0) =\frac{800}{1+ 3e^{-0.29*0}}[/tex]

[tex]P(0) =\frac{800}{1+ 3e^{0}}[/tex]

[tex]P(0) =\frac{800}{1+ 3*1}[/tex]

[tex]P(0) =\frac{800}{1+ 3}[/tex]

[tex]P(0) =\frac{800}{4}[/tex]

[tex]P(0) =200[/tex]

The initial population is 200

Solving (b): Population after 10 years.

Here

[tex]t = 10[/tex]

Substitute 10 for t in P(t)

[tex]P(10) =\frac{800}{1+ 3e^{-0.29*10}}[/tex]

[tex]P(10) =\frac{800}{1+ 3e^{-2.9}}[/tex]

[tex]P(10) =\frac{800}{1+ 3*0.055}[/tex]

[tex]P(10) =\frac{800}{1+ 0.165}[/tex]

[tex]P(10) =\frac{800}{1.165}[/tex]

[tex]P(10) =687[/tex] -- approximated.

The population after 10 years is 687

Please help me ASAP I’ll mark Brainly

Answers

The answer is 18 1,2,3,6,9,18

Will mark brainliest!!!solve for each variable

Answers

3j=5j-9 [Diagonals of a rhombus bisect each other]
3j-5j=9
2j=9
j=4.5

k+10=6k [Diagonals of a rhombus bisect each other]
10=5k
k=2

Gabriel saves 40% of his monthly paycheck for college. He earned $270 last month. How much money did Gabriel save for college?


A $108
B $96
C $162
D $180
ASAP PLEASEEE

Answers

Answer:

A $108

Step-by-step explanation:

40% = .4

.4 * 270 = 108

benjamin believes that 1/2% is equivalent to 50%. Is he correct? Why or why not?​

Answers

Answer:

yes because 1 divided by 2 is 0.5 which can be converted to 50%

Can someone please explain how to do number 9.

Answers

Answer:

x<15, probably

Step-by-step explanation:

maybe multiply 2 to each side to eliminate the fraction. so 3x+15<60. subtract 15 to isolate the variable term so 3x<45. divide by 3 to isolate x so x<15. check the work. is the inequality true for all values of x less than 15? let's try the first possible integer value, 14, to be sure. 3(14)+15= 57. so 57/2<30. now 57/2 is 28.5 and 28.5<30 so it seems right

Mylo started making this graph to relate the number of hours he works with the amount of money he is paid. A point representing which information could be added to the graph to show a proportional relationship? A. $16 for working 2 hours B. $36 for working 4 hours C. $40 for working 5 hours D. $58 for working 6 hours\

Answers

Answer:

I can confirm that  the awnser is B

Step-by-step explanation:

I got a 100%

Answer:

B

Step-by-step explanation:

the other person said it was B

Plz help. I rally need it

Answers

Answer:

8

Step-by-step explanation:

What is the x and y value in -3x + y = 4 and -9x + 5y =-1

Answers

Answer:

y=291

Step-by-step explanation:

I did the math got 291.

Answer:

-9x + 5y =-1

x-intercept:   ( 1 9 , 0 )

y-intercept:  ( 0 , − 1 5 )

-3x + y = 4

x-intercept:  ( − 4 3 , 0 )

y-intercept:  ( 0 , 4 )

A farm has 5 brown cows and 10 white cows. A fence is open and a cow escapes. What is the probability that it will be a brown cow?

Answers

1/15 because if just one cow escapes out of all the cows then it will be 1 out of 15 cows all together.

Answer:

D

Step-by-step explanation:

9x+ 5 = 14x — 4
I need help with this I have to solve for x

Answers

Answer:

here u go

Step-by-step explanation:

its 9/5 or 1.8. Also 1 to 4/5

9x + 5 = 14x - 4
9x + 5 + 4 = 14x - 4 + 4 (4’s cancel out)
9x + 9 = 14x
= 9x/9x + 9 = 14x/9x
= (9) / 14/9= (14/9x) / 14/9
= 5.79 = X.

Determine the smallest integer value of x in the solution of the following inequality.


-x-2≤5

Answers

Answer:

Step-by-step explanation:

Here you go mate

Step 1

-x-2≤5  Equation/Question

Step 2

-x-2≤5  Simplify

-x≤7

Step 3

-x≤7  Divide

answer

x≥-7

A principal of $2600 is invested at 3% Interest, compounded annually. How much will the investment be worth after 14 years

Answers

It is 3932.73 since it will just be 2600 times by 1.03 for 3% interest to the power of 14 which makes it 2600 x 1.03^14 which then equals 3932.73

Answer:

3692

Step-by-step explanation:

Multiply the starting amount, by the percent, and them multiply by how many years (2600*0.03%*14)

Graph and find the area of the figure with the vertices (-3, 0), (1,4), (2, 0)​

Answers

Answer:

10

Step-by-step explanation:

A group of friends really love to go bowling together. Here are a set of final scores from a recent bowling trip:

147, 160, 80, 110, 121, 164, 62, 90, 76, 83, 110

Required:
What is the mean?

Answers

Answer:

[tex]Mean = 109.364[/tex]

Step-by-step explanation:

Given

[tex]Data: 147, 160, 80, 110, 121, 164, 62, 90, 76, 83, 110[/tex]

Required

Calculate the mean

Mean is calculated as:

[tex]Mean = \frac{\sum x}{n}[/tex]

In this case:

[tex]n = 11[/tex]

So, we have:

[tex]Mean = \frac{147+ 160+ 80+ 110+ 121+ 164+ 62+ 90+ 76+ 83+ 110}{11}[/tex]

[tex]Mean = \frac{1203}{11}[/tex]

[tex]Mean = 109.364[/tex] -- approximated

Jane drove 864 miles in 12 hours.
At the same rate, how many miles would she drive in 9 hours?

Answers

Answer:

648 miles

Step-by-step explanation:

864/12=72

72 x 9= 648

plz mark brainliest :)

have a great day!!!

Answer:648

Step-by-step explanation:

The length of a freeway is 600 miles. If 0.5 inch represents 50 miles, what is the length of the freeway on the map?

Answers

600/50 = 12
12/2= 6 inches

Walmart has soft drinks on sale: 4 packs for $20 Kroger has soft drinks on sale : 3 packs for $18 Which store has the better deal? why?

Answers

Answer:

Walmart has the better deal.

Step-by-step explanation:

If you divide the amount of money and the packs they sell, Walmart is cheaper.

Walmart: 20/4 = 5

Kroger: 18/3 = 6

Answer:

It is Walmart 4 packs for 20$

Step-by-step explanation:

Find the distance from the point (0, 3) to the line y = 3x – 9. Round your answer to the nearest tenth.
The distance is about
units.

Answers

Answer:

4

Step-by-step explanation:

This is a vague question so I understand why you reached out for help. Please not that my answer is not correct in case the problem is subliminally asking for the shortest distance, but there is no indication of that on the question prompt.

The graph is not drawn to scale.

The distance between the line and the point is 4 units.

What is Distance formula?

The formula to find the distance between the two points is usually given by d=√((c-a)² + (d-b)²). This formula is used to find the distance between any two points on a coordinate plane or x-y plane.

Given: line: y= 3x-9

put y= 3

3 = 3x-9

12 = 3x

x= 4

and, the other point is (0, 3).

Now, the distance between theses points

D= √(4-0)² + (3 -)²

D= √4²

D= √16

D= 4 units

Hence, the distance is 4 units.

Learn more about Distance formula here:

https://brainly.com/question/1872885

#SPJ2

Which expression simplifies to 8x^5?

Answers

Answer:

32768x^5

Step-by-step explanation:

[tex] {8x}^{5} [/tex]

...

3x + 4y + 4 > 0

how would i solve this?

Answers

y > -3x/4 - 1

^ put that into a graph

What is the slope of the line that passes through the points (4, 7) and (5,8)?
Write your answer in simplest form.

Answers

Answer:

1

Step-by-step explanation:

Use the coordinates of the points to determine the slope

slope = Δy/Δx = (8-7)/(5-4) = 1

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