Yuri descended 450 feet down a

mountain. Her elevation changed at a

steady rate over 3 hours. What was her

change in elevation per hour?

Answers

Answer 1
The change is 150 because you would divide 450/3

Related Questions

Kelly wants to decrease her daily sugar intake from 40 grams of sugar to 30 grams of sugar. By what percentage does Kelly want to decrease her daily intake of sugar?

10%


25%


75%


90%

Answers

Answer:

10% is the answer to this question

What is the range of g?
y
9
7+
6
5
4
3
2
1+
t
-5 -4 -32

8 9
1
2 3
4
5 6
7
-2
-3
-4
-5
-6
-7

Answers

Answer:

[-1,5]

Step-by-step explanation:

all reals between -1 and 5

Compare the two numbers by choosing <, >or =

Answers

 Answer:

In order to compare the fractions we can first obtain the LCM of the denominators of the two fractions and that is to say

= LCM of 5 and 3 which is 15

= [tex]\frac{2}{5} * 15[/tex]

=6

and also:

= [tex]\frac{1}{3} * 15[/tex]

=5

So in conclusion the numbers 6 and 5 will determine the sign to be used and since 6 is for [tex]\frac{2}{5}[/tex] and 5 is for [tex]\frac{1}{3}[/tex] and numerically 6 is greater than 5 therefore:

[tex]\frac{2}{5} > \frac{1}{3}[/tex]

$50,000 is invested at an interest rate of 7% over 3 years. If intrest is compounded monthly what is the payout at the end of 3 years?

Answers

Answer:

THE ANSWER IS C,TRUST ME I DID THE EWUATION

A. Integer

B. Rational Number

C. Natural Number

D. Irrational Number

Answers

Answer:

b

Step-by-step explanation:

b b b b b b b b b b b b b b b b b b b b b b b b

You save $35 a week for a year. How much do you have at the
end of the year? (Hint: Use 52 weeks
please help

Answers

35 times 52 = $1820

Best answer gets brainleist 5a through 5d

Answers

Answer:

x=6

Step-by-step explanation:

5a) 5x-7=2x+18

5b) 6

5c) 23

5d) 30

Multiply the binomials: (x+6)•(x-8)

Answers

Please check the attached picture

Answer:

[tex]\sf x^2-2x-48[/tex]

Step-by-step explanation:

[tex]\begin{aligned} &\sf (x+6)(x-8) \\=&\sf x^2-8x+6x-48 \\=&\boxed{\sf x^2-2x-48} \end{aligned}[/tex]

Write the equation of the line, in standard form, that passes through the points (-2, 2)
and (4, 5). Show all work

Answers

x1-y1/x2-y2.
-2-4/2-5.
-6/-3
answer: 2

Cameron had a balance of $450.00 in his account, and then he made a purchase for $517.50. What is the
new balance in his account?

Answers

Answer:

-$67.50

450 - 517.5 = -67.5

I hate sails math- like what is the point of it? -_-

Answers

Answer:

The only math I see having a point is basic math like addition subtraction multiplication and division, unless you are going for a job that requires ALOT of harder math.

I don’t get the point of learning all this hard math. It’s not like I’m gonna use most this stuff in the real world. I feel like most the math we’re taught is pointless

if the order of matrix A is mxp and the order of matrix B is pxn what is the order of matrix ?​

Answers

Answer:

mxn will b the order of matrix

Step-by-step explanation:

What would be the range of possible whole number values (x) for a 3rd side of the triangle with two sides of 5 in. and 8 in.?

& Name one possible value for a third side?

Correct Answer Only

Answers

Answer:

Range of the third side of a triangle

Step-by-step explanation:

Any one side of a triangle must be shorter than the sum of the other two sides. Therefore, the third side length x must be between 5 and 35, not including those endpoints: 5 < x < 35. All whole numbers satisfying this range would form a triangle.

20 is a possible value for a third side

4) Allison practices her violin for at least 12 hours per week. She practices for three fourths of an hour each
session. If Allison has already practiced 3 hours this week, how many more sessions remain for her to meet
or exceed her weekly practice goal?

Answers

Answer:

12

Step-by-step explanation:

So, she practices 12 hrs per week, and already has practiced 3 hrs this week.

This means she has 9 hrs left to practice.

3/4 of an hour is one session, so to find out the number of sessions she needs, you have to do (9 hours)/(one session)

which is basically 9 / ( 3/4)

[tex]\frac{9}{3/4}=\frac{9}{1} / \frac{3}{4} = \frac{9}{1} * \frac{4}{3} = \frac{36}{3} = 12[/tex]

She needs 12 more sessions.

She needs to complete at least 16 lessons every week to reach 12 hours per week.
She has completed 3 hours / 4 lessons.
she needs to complete 12 more lessons to meet her weekly goal.

A new car is purchased for 20800 dollars. The value of the car depreciates at 10.75% per year. What will the value of the car be, to the nearest cent, after 13 years.

Answers

Answer:

Step-by-step explanation: Exponential depreciation formula :-

y = A(1 - r)^t, where y is the value of good after t years , r is rate of depreciation and A is the initial value.

Given : A= $20800  ; r=10.75%=0.1075  

The equation models this situation:

Then, the value of car after t=13 years :-

Hence, the value of car after 13 years = $4742.10

Find two consecutive even integers such
that 5 times the smaller integer is 44 more
than 2 times the larger integer.

Answers

Step-by-step explanation:

5n = 44 + 2(n+2)

5n = 44 +2n+4

5n-2n = 48

3n = 48

n = 16

the integers are : 16 and 18

Please help with my homework

Answers

Hey please add more details or specific. It looks like you finished, or are you looking for if the answers are correct? But we will still need some information
1. X = 30
2. X = 6
3. X = 30
4. X = 20
5. X = 6
6. X = 20

Would it be appropriate to display the data with a pie chart?

Answers

Answer:

Its the one right below that

Step-by-step explanation:

Rather than showing how these parts contribute to a whole, they just show the percentages of how many agree in each catagory.

Hope this helps!

Pls mark brainliest if correct:)

Which number is larger, 2x10^-3 or 3x10^-2? Explain.

Answers

Answer:

3×10'-2 is larger

Step-by-step explanation:

2×10'-3=0.002

3×10'-2=0.03

Answer:

3x10^-2 is larger

Step-by-step explanation:

2x10^-3 = 0.002

beause 10^-3 = decimal place three place to the left

3x10^-2 = 0.03

beause 10^-2 = decimal place two place to the left

Mrs. Davis’ gym class has 24 girls and 18 boys. She wants to separate the class into stations. Each station must have the same numbers of girls and boys.

What is the greatest number of stations Mrs. Davis can make if every student has to participate in a station?

Answers

Answer:

6 stations

Step-by-step explanation:

Find the GCD of 24 and 18 in order to get the greatest number of stations

GCD is 6

what is the difference between a categorical and continuous variable?

Answers

Answer:

In a categorical variable, the value is limited and usually based on a particular finite group. For example, a categorical variable can be countries, year, gender, occupation. A continuous variable, however, can take any values, from integer to decimal.

Step-by-step explanation:

HOPE IT HELPS :)

Hòa tan hoàn toàn 11 gam hỗn hợp gồm Fe và một kim loại M có hóa trị không đổi bằng dung dịch HCl thu được 0,4 mol khí H2. Còn khi hòa tan 11 gam hỗn hợp trên bằng dung dịch HNO3 loãng, dư thì thu được 0,3 mol khí NO (sản phẩm khử duy nhất). Kim loại M là?

\

Answers

Answer:

chinese

Step-by-step explanation:

I dont know that language

hi what's this answer please? -3 1/2 - 1 5/6 =

Answers

Answer:

12

Step-by-step explanation:

-31*6 - 15*2

  2*6

=   -186 - 30

  12

 =   -216

  12

Answer  =   -216

  12

Hope it helped

Answer:

- 5 [tex]\frac{1}{3}[/tex]

Step-by-step explanation:

- 3 [tex]\frac{1}{2}[/tex] - 1 [tex]\frac{5}{6}[/tex] ( change to improper fractions )

= - [tex]\frac{7}{2}[/tex] - [tex]\frac{11}{6}[/tex] ( multiply numerator/denominator of first fraction by 3 )

= - [tex]\frac{7(3)}{2(3)}[/tex] - [tex]\frac{11}{6}[/tex]

= - [tex]\frac{21}{6}[/tex] - [tex]\frac{11}{6}[/tex]

= [tex]\frac{-21-11}{6}[/tex]

= [tex]\frac{-32}{6}[/tex]

= - [tex]\frac{32}{6}[/tex]

= - 5 [tex]\frac{2}{6}[/tex]

= - 5 [tex]\frac{1}{3}[/tex]

What is the value of x in the equation 1.5(x + 4) – 3 = 4.5(x – 2)?

Answers

Step-by-step explanation:

1.5x + 6-3= 4.5x- 2

1.5x+3=4.5x-2

we transposed

4.5x-1.5x= 3+2

3x= 5

we divide both sides by 3

3x/3= 5/3

x= 5/3

A kindergarten teacher bought $21 worth of stickers and cardstock for his class. The stickers cost $1.50 a sheet and the cardstock cost $3.50 per pack. The equation LaTeX: 1.5s+3.5c=21 represents the relationship between sheets of stickers, LaTeX: s, packs of cardstocks, LaTeX: c, and the dollar amount a kindergarten teacher spent on these supplies.

Answers

Answer:

Done

Step-by-step explanation:

Teacher bought $21 worth of stickers and cardstock for his class.

Cost of stickers = $1.50 per sheet

Cost of 's' sheets = $1.5s

Cost of cardstock = $3.50 per pack

Cost of 'c' packs = $3.5c

Equation representing the relationship between sheet of stickers and packs of cardstocks will be,

1.5s + 3.5c = 21

3.5c = -1.5s + 21

1).  

  y-intercept of the line → (0, 6)

  x-intercept of the line → (14, 0)

  Therefore, equation of the line represents the line on the graph.

2). Vertical intercept (0, 6) represents that he can purchase maximum 6 packs of cardstock with $21.

  Similarly, horizontal intercept (14, 0) represents that he can purchase maximum 14 sheets of stickers with $21.

A unit to express volume is?

Answers

Answer:

Please mark Brian List The answer is Cubic units

Answer:

The unit used to express volume is cubic units

any unit but it should be cubic

like cm³ ml³

suppose that p is the probability that a randomly selected person is left handed. The value (1-p) is the probability that the person is not left-handed. In the sample of 100 people, the function V(p)= 1000 p(1-p) represents the variance of the number of left-handed people in a group of 100.
a) What value of p maximizes the variance?
b) What is the maximum variance?

Answers

Answer:

a) 1/2

b) 250

Step-by-step explanation:

The start of the question doesn't matter entirely, although is interesting to read. What we are trying to do is find the value for [tex]p[/tex] such that [tex]1000p(1-p)[/tex] is maximized. Once we have that [tex]p[/tex], we can easily find the answer to part b.

Finding the value that maximizes [tex]1000p(1-p)[/tex] is the same as finding the value that maximizes [tex]p(1-p)[/tex], just on a smaller scale. So, we really want to maximize [tex]p(1-p)[/tex]. To do this, we will do a trick called completing the square.

[tex]p(1-p)=p-p^2=-p^2+p=-(p^2-p)=-(p^2-p+1/4)-(-1/4)=-(p-1/2)^2+1/4[/tex].

Because there is a negative sign in front of the big squared term, combined with the fact that a square is always positive, means we need to find the value of [tex]p[/tex] such that the inner part of the square term is equal to [tex]0[/tex].

[tex]p-1/2=0\\p=1/2[/tex].

So, the answer to part a is [tex]\boxed{1/2}[/tex].

We can then plug [tex]1/2[/tex] into the equation for p to find the answer to part b.

[tex]1000(1/2)(1-1/2)=1000(1/2)(1/2)=1000*1/4=250[/tex].

So, the answer to part b is [tex]\boxed{250}[/tex].

And we're done!

what is the reciprocal of -9/8?​

Answers

the reciprocal is 8/-9 just reverse the numbers

Could someone please help to answer this, please no spam, will give brainliest, thank you (Homework help)!!!

Answers

Answer:

Step-by-step explanation:

Solve the math problem

Answers

Answer:

x = 52°

Step-by-step explanation:

The 124° angle is exterior to the given triangle.

The exterior angle is the sum of non- adjacent interior angles:

x + 72 = 124x = 124 - 72x = 52°

Sum.of two interiors=Exterior

x+72=124x=124-72x=52°
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