a student walks 2 kilometers in 30 minutes. What is the students average speed in kilometers per hour?

Answers

Answer 1

Answer:

4 km/h

Step-by-step explanation:

Answer 2

Answer:

4 kilometers per hour

Step-by-step explanation:


Related Questions

what is the sign of f on the interval -5

Answers

Answer:

f(x) = x3 - 3x + 1

f'(x) = 3x2 - 3 = 3(x2 - 1) = 3(x+1)(x-1)

Find the critical numbers:  set f'(x) = 0

                                    3(x+1)(x-1) = 0     x = 1, -1

Check the sign of f'(x) on either side of each critical number.  If f'(x) is positive on an interval, then f is increasing on the interval.  If f'(x) is negative on an interval, then f is decreasing on the interval.  

     +      l       -       l      +     sign f'(x)

-------------------------------------

            -1              1

f is increasing on (-∞, -1) υ (1, ∞)

f is decreasing on (-1, 1)

Urgent please help! The high temperature in Garland dropped 3 degrees each day for five days straight. Which expression could NOT be used to find the total temperature change over the five days?​

Answers

Answer:

First, see what is the temperature is on the first day before it dropped now on the fifth day see how much it drop from the first day to the last day hope this helped.

Step-by-step explanation:

Answer:

bababaqiooooooo

Step-by-step explanation:

i need help on this too

The octahedron can be constructed from the repetitive folding of ___.
A. equilateral triangles
B. squares
C. regular pentagons
D. triangles

Answers

Answer:

Triangles

Step-by-step explanation:

hotgsosbsga aksnsusgsv

Answer:

A. EquilateralTriangles BRAINLIEST PLS

Step-by-step explanation:

Rachel spent $116 more than Samuel. If Rachel spent $999, then how much did Samuel spend?

Answers

rachel = 999
999-116 = 883
samuel spent $883

Answer:

883

Step-by-step explanation:

999-116= 883

able
10. Find the rate of change in the table below.
Show all work.
Х
18
20
22
24
4.5
у
5
5.5
6

Answers

Answer:

1/4

Step-by-step explanation:

.5/2=.25=1/4

What is the area of the original rectangle?​

Answers

Answer:

25cm2

Step-by-step explanation:

Answer:

Whats the answer?

Step-by-step explanation:

-x+y=-2 in slope intercept form​

Answers

Answer:

y = x - 2

Step-by-step explanation:

Slope intercept form is: y = mx + b, where m is the slope and b is the y- intercept. In this question, we are given everything, and all we need to do is rearrange the terms.

-x + y = -2

Add x to both sides

y = x - 2

In this equation, the slope is 1 and the y intercept is -2.

Answer:

Step-by-step explanation:

Y = mx + b

Y = x -2 after adding x to both sides of equation

m = 1 and b = -2

SOS HURRY 25 POINTS

A small business reported profits of 135% of the previous month's profit. If they profited $5,000 this month, then how much did they profit last month?​

Answers

Answer:

5,000 / 1.35= 3,703.70 is last months profit

Step-by-step explanation:

I hope this helps :)

Round 0.00076511 to one significant figure

Answers

Answer: 0.0008

Step-by-step explanation: Hope this helps :)

Okay I need help so I just don't understand. The only thing I know is that 3^{2} means 3 times 3 but How do I solve the problem???

Answers

Answer:

(49-3square)÷(10-5)

(49-9)÷5

40÷5

8

solve the following equation: 7/8 = -7

Answers

Answer:

lets just say -8

Step-by-step explanation:

Sven has 11 more than twice as many costumers as when started selling newspapers
He now has 73 customers.How many did he have when he started ?​

Answers

Answer:31

Step-by-step explanation:

You take 73 and subtract 11 and get 62 then divide it by 2 and you get 31

73-11=62
62/2 =31 the answer is 31

Points T and D are located on a number line. Point T has coordinate negative 4 and point D has coordinate 8.

Find the length of T D

Answers

Answer:

12 units?

Step-by-step explanation:

Find the missing side length. WILL GIVE BRAINLIEST

Answers

Answer:

13.318

Step-by-step explanation:

i would go into all the work, but my hands will hurt from typing. Hope this helps

All the words in the Snowman language consist of exactly seven letters formed from the letters {s, no, wm, an} arranged in some order where the paired letters cannot be separated. For example "snonono" and "sssanwm" are words in the language but "sssmwan" and "sssawmn" are not. How many words are there in the Snowman language?

Answers

Answer:

24

Step-by-step explanation:

Imagine s is 1, no is 2, wm is 3, and an is 4.

If you look at all the possible ways to orginaze the numbers starting with one you get 6;

1234

1243

1324

1342

1432

1423

you then need to multiply this by the amount of numbers that could be in the start; which is four; 1, 2, 3, and 4. So, six ways to orginaze multiplied by 4 numbers is 24.

In Snowman language, total words are 24.

What is permutation and combination?

Permutation and combination are ways to arrange values in a set. In permutation the order of arrangement matters, but in combination the order of arrangement does not matter,

Given that,

Total number of letters in Snowman language = 7

The letters are in form of {s, no, wm, an}.

To find the total words in Snowman language,

Consider the following: s = 1, no = 2, wm = 3, and an = 4.

If you consider every possible method to order the numbers beginning with one, you will arrive at the number 6;

1234

1243

1324

1342

1432

1423

You must then multiply this by the total number of possible numbers at the beginning, which is four: 1, 2, 3, and 4. Six possible organizations divided by four digits equals 24.


So, the total words in Snowman language is 24.

To know more about Permutation and Combination on:

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Find the value of x.

Answers

Answer:

x=34 degrees

Step-by-step explanation:

since angle TSU=4x then angle RSP=4x

4x-3x=x

angle PSQ=x

angle PQS=112 degrees (180-68=112)

triangle PSQ angles are x+x+112=180

2x-68

x=34 degrees

Given: f(x) = 1/x+5 and g(x) = x - 2.
What are the restrictiorts of the domain of f(g(x))?
0 x4 -5
O X-3
OX= 2
There are no restrictions.

Answers

Answer:

The restriction of the domain of f(g(x)) is that x cannot be 3.

Step-by-step explanation:

The first step to solve this question is finding the function, replacing the values. So

[tex]f(x) = \frac{1}{x+5}[/tex]

[tex]g(x) = x - 2[/tex]

[tex]f(g(x)) = f(x - 2) = \frac{1}{x - 2 + 5} = \frac{1}{x - 3}[/tex]

The function is a fraction, which means that the restriction is that the denominator cannot be zero. So

[tex]x - 3 \neq 0[/tex]

[tex]x \neq 3[/tex]

The restriction of the domain of f(g(x)) is that x cannot be 3.

express 28x-35y=-7,inthe form ax+by+c=0and find the value of a,b,&c​

Answers

Answer:

a = 28, b = -35 and c =7

Step-by-step explanation:

Given expression is :

28x-35y=-7

We need to express it in the form of ax+by+c=0 and then find the value of a,b and .

Adding 7 to both sides.

28x-35y+7=-7+7

28x-35y+7=0

or

28x+(-35y) +7=0

It is in the form of ax+by+c=0.

On comparing,

a = 28, b = -35 and c =7

A) options: liters, millileters
B)Options: millimeters centimeters meters kilometers
C) options grams, kilograms ​

Answers

A.) milliliters
B.) centimeters
C.) grams

On Saturday the farmer planted 10 rows of tomato plants with p plants in each row on Sunday the farmer planted 6 rows of pepper plants with p plants in each row. Which expression gives the total number of plants the farmer planted this weekend?

Answers

Answer:

Step-by-step explanation:

40

22 divided by 5, area model

Answers

Answer:

The answer for this question is 4.4

What is the midpoint on the segment shown below?

Answers

Answer:

I believe it's A

Step-by-step explanation:

Not sure though.

Help plz:)))I’ll mark u Brainliest

In the word MISSISSIPPI, what is the ratio of the number of S'sto the total number of letters? (Write your answer as a fraction in simplest form.)

Answers

Answer:

4/11

Step-by-step explanation:

there are 4 s's and there are 11 letters in Mississippi so 4/11

A
car travels 120 miles in 3 hours how far does the car travel in 1 hour

Answers

Answer:

200 miles

Step-by-step explanation:

Answer: i have no idea sorry

Step-by-step explanation:


Are the triangles similar?

1.These triangles are not similar.

2.These triangles are similar by AA.

3.These triangles are similar by SAS.

4.These triangles are similar by SSS.

Answers

Answer:

Yes, the triangles are SIMILAR, not exact.

Step-by-step explanation:

None.

Answer:

yes

no

no

yes

Step-by-step explanation:

write the two tenths closest to 0.446 in the place-value chart.​

Answers

Answer:

1,2

Step-by-step explanation:

The place-value chart's two tenths closest to 0.446 is 0.4. We can determine the place value of each digit based on its location in a number using the place value chart, which is a very useful table structure.

What is meant by place value chart?

The place value chart is a very helpful table structure that enables us to determine each digit's place value based on where it is in a number. On the place value chart, a digit's place value increases as we move left and drops as we move right by a factor of ten.

Using a place value chart, we may compare the place values of the digits in a number and determine a digit's exact position. In this graph or figure, the place value of a number's digits increases as we move to the left and drops as we move to the right.

Given

0.446

In ones place is 0

In tens place is 4

In hundredth place is 4

In thousand place is 6

Therefore, The place-value chart's two tenths closest to 0.446 is 0.4.

To learn more about place value chart refer to:

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PLEASE ANSWER QUICKLY

Answers

Answer:

C. 5

Step-by-step explanation:

6=-3x+21

6=-3(5)+21

6=-15+21

6

On a coordinate plane, the vertices of a rectangle are (–1, 1), (3, 1), (–1, –4), and (3, –4). What is the perimeter of the rectangle?

Answers

Given that,

The vertices of a rectangle are (–1, 1), (3, 1), (–1, –4), and (3, –4).

To find,

The perimeter of the rectangle.

Solution,

Let the points are :

A(–1, 1), B(3, 1), C(3, –4) and D(–1, –4)

Let's find AB and BC using distance formula :

[tex]AB=\sqrt{(3-(-1))^2+(1-1)^2} \\\\=4\ \text{units}[/tex]

[tex]BC=\sqrt{(3-3)^2+(-4-1)^2} \\\\=5\ \text{units}[/tex]

The perimeter of a rectangle = 2(sum of two adjacent sides)

= 2(AB+BC)

= 2(4+5)

= 18 units

So, the perimeter of the rectangle is 18 units.

Jim picks 16 quarts of berries. He needs 2 1/4 quarts to make a batch of jam. If he saves 2 1/2 quarts of berries to eat how many batches of jam can Jim make?

Answers

16 - 2.5 = 13.5
13.50/2.25 = 6

He can make 6 batches of jam!

Which expression is equivalent to 4/9 times 7

Answers

Answer:

4/9 * 7 =3.11111111

Step-by-step explanation:

4/9 * 7 =3.11111111

Answer:

7 times 4/9

Step-by-step explanation:

Its simple lol

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