(b) In a continuous series the average weight of some students is 75 kg and the sum of the weights is 6000 kg. Find the number of students.​

Answers

Answer 1

Answer:

the number of students is 80


Related Questions

If I have a right triangle ab=12 and ac=15 what is BC

Answers

Answer:

9

Step-by-step explanation:

B²=H²-P²

B²=15²-12²

B²=81

√B=9

therefore it's 9

A common factor of 3k and 18 that is greater than 1 is

Answers

Answer and Step-by-step explanation:

A common factor of 3k and 18 is 3.

3 goes into both of these numbers, and is greater than 1.

#teamtrees #PAW (Plant and Water)

HELP ASAP

Distinguish whether the following expression has like terms and identify them. If it does, separate the like terms from the rest of the terms and organize the expression so that you can combine the like terms. Combine the like terms and write the word in simplest form. Show all of your work.

-3x3z2 + 2xz + 4x3z2 − 2x2z3

Answers

Answer:

sdfgfgav

Step-by-step explanation:

3x-y=-1. X-2y=-12 solve by using graphing

Answers

Answer:

x = 2

y = 7

Step-by-step explanation:

Graphing calculators are everywhere but ok.

I attached a graph.

Write an equation to match the situation below. Then, use your equation to solve for the variable.
Haley received $278.25 in her paycheck for working h hours this week. She makes $13.25 per hour.
I

Answers

The equation is:
13.25h = 278.25

Solve for h in this case by dividing 278.25 by the 13.25 dollars per hour.

The answer will be:
21 hours

answer?? please answer

Answers

Answer:

The y-value of Function A when x = 2 is GREATER than the y-value of Function B when x = 2

Step-by-step explanation:

✔️Find the equation of Function A:

To do this, find the y-intercept (b) and slope (m):

Slope (m) = change in y/change in x

Using (4, 13) and (5, 17),

Slope (m) = (17 - 13)/(5 - 4) = 4/1

m = 4

To find b, substitute (x, y) = (4, 13) and m = 4 into y = mx + b

13 = 4(4) + b

13 = 16 + b

13 - 16 = b

b = -3

To write the equation for Function A, substitute m = 4 and b = -3 into y = mx + b

Thus:

y = 4x - 3

Next, find the y-value of Function A when x = 2 by substituting x = 2 into y = 4x - 3

Thus:

y = 4(2) - 3

y = 8 - 3

y = 5

✅The y-value of Function A when x = 2 is 5

✔️Equation for Function B is given as,

y = ½x + 1

Find the y-value of Function B when x = 2 by substituting x = 2 into y = ½x + 1

Thus:

y = ½(2) + 1

y = 1 + 1

y = 2

✅The y-value of Function B when x = 2 is 2

Therefore, the correct statement is:

The y-value of Function A when x = 2 is greater than the y-value of Function B when x = 2

Solve: 36(x + 4)= 36

Answers

Answer:

x = -3

Step-by-step explanation:

36(x + 4) = 36

Divide both sides by 36

x + 4 = 1

Subtraact 4 from both sides

x = -3

Answer:

-3

Step-by-step explanation:

The answer of the puzzle is?
PLEASEEE HELPPP ILL MARK BRAINLY

Answers

Step-by-step explanation:

this is the first time ⏲️has a very

Write the equation of a line that has a slope of 1/2 and passing through the point (-8, 5).

Answers

Answer:

[tex]y=\frac{1}{2}x+9[/tex]

Step-by-step explanation:

Slope-Intercept Form:

[tex]y=mx+b[/tex]

Plug in the slope:

[tex]y=\frac{1}{2}x+b[/tex]

Solve for b, the y-intercept, given the point (-8,5):

[tex]5=\frac{1}{2}(-8)+b[/tex]

[tex]5=-4+b[/tex]

[tex]9=b[/tex]

Therefore, the equation [tex]y=\frac{1}{2}x+9[/tex] produces a line with a slope of [tex]m=\frac{1}{2}[/tex] and passes through the point [tex](-8,5)[/tex]

Answer:

hbbvhghvbvvgvb

_ gfjjg

Step-by-step explanation:

yfjjgnkgckitfv

Choose the appropriate value for LR for the following similar triangles given below.
A. 18
B. 20
C. 12
D. 14

Answers

B. 20. LR is similar to side LN

Luke listens to the three most popular songs on the radio this week. The length of each song is shown
#1 song: 3 minutes
57
#2 song
2 minutes
60
3
#3 song: 45 minutes
4
What is the length of the three songs altogether?
minutes
You may use the scratchpad to show your work.
Enter your answer as a fraction.

Answers

Answer:

51.97.

not sure if this is correct.

Step-by-step explanation:

Please help I need it!!!

Answers

Answer:

I think it is the first one i think

Step-by-step explanation:

Please help me solve my problem!!!

Answers

180-80=100

360-(100+120+65)= 75 degrees

please help confused tyy​

Answers

d=9

You want to set the angles equal to 90°
So it would look like this

(6d+8)+(3x+1)=90

then you would solve

Hope this helps ;)
Answer: d=9

(3d+1)+(6d+8)=90
3d+1+6d+8=90
9d+9=90
-9 -9
9d=81
divide by 9 on both sides
d=9

Explanation: In order to solve for d, you will need to remove the parentheses, then combine like variables. Then, subtract 9 from both sides. Finally, divide by 9 on both sides. You should get d=9.

Which of the following best describes the graph below?

Answers

Your picture is black ?
The screen is dark so i cant see it

Find the solution of y = 6x + 1 for x = 5

Answers

Answer:

y equals to 31

Step-by-step explanation:

6(5) = 30

30+1 = 31

how do u find volume of a rectangle

Answers

Count up all the sides of the triangle and divide it by 3 if I’m
Not mistaken

Answer:

the length of the rectangle times the wedth of the rectangele by 2

I'll give you more points but you have to answer all the parts to the question. I need this plsssss ty lol. Show all work too plssss.

Answers

Answer:

a) 34mi

b) 10mi

c) 44mi

d) by Calculating the amount of miles it would take John to go to school plus the amount of miles it would take Sara to go to school. Then add the sum of the amount of miles it took for both to go to school.

Step-by-step explanation:

a) explanation:

[tex]a^{2} +b^2=c^2[/tex]

[tex]16^2+30^2=c^2[/tex]

[tex]256 + 900 = c^2[/tex]

[tex]c^2=1156[/tex]

[tex]\sqrt{1156}=34mi[/tex]

b) explanation:

[tex]a^{2} +b^2=c^2[/tex]

[tex]6^2+8^2=c^2[/tex]

[tex]36+64=c^2[/tex]

[tex]c^2=100[/tex]

[tex]\sqrt{100} =10mi[/tex]

c) explanation: we already have all the data from John's house to Sara's House.

John's House to Sara's House = John's House to School + Sara's House to School.

Sara's House to School (Question #1) = 34mi

John's House to School (Question #2) = 10mi

34(mi) + 10(mi) = 44(mi)

d) explanation: explanation is on the answer

Danielle purchased a picture frame with an area of 120 cm^2. She measured the length to be 10 cm. What is the width? Danielle has another picture frame with an area of 288 cm^2 and the same width. What is the length of the second frame?

Answers

Answer:

Step-by-step explanation:

the width of the first frame is 12cm because 120/10 = 12

the length of the second frame is 24cm because 288/12 = 24

if there are twelve apples and someone takes -24 how many apples will there be left

Answers

Equation = 12 - -24 = ?

After keep, change, flip: 12 + 24 = ?

Answer = 36

Wait someone takes negative 24 or just 24?

If negative then it would be 36

If positive then it would be -12

Hope this helps! :)

write an integer for this situation

1 . $50 deposit

Answers

50 i think i need points lol
answer: 50
explanation: integers are numbers that can be written without a fraction or decimal. so if it was a withdrawal of $50 the integer would be -50 but a deposit would be a positive 50.

hope this helps










A retail store served 923 customers in October, and there were 45 complaints during that mo
What is the experimental probability that a customer complains?
Let's try that again

Answers

Answer:

Experimental probability [Customer complains] = 45 / 923

Step-by-step explanation:

Given:

Total number of customer in store = 923 customers

Total number of complaints in October = 45 Find:

Find;

Experimental probability [Customer complains]

Computation:

Probability of an event = Number of favorable outcomes / Total number of outcomes

Experimental probability [Customer complains] = Total number of complaints in October / Total number of customer in store

Experimental probability [Customer complains] = 45 / 923

Make x the subject xa = xb + c

Answers

Step-by-step explanation:

xa - xb = c

x (a - b) = c

× = c / (a -b)

What is the value of x to the nearest tenth?
A)7.2
B)4.8
C)12.0
D)9.2

Answers

Answer:

x = 7.2

Step-by-step explanation:

a² + b² = c²

x² + (19.2/2)² = (24/2)²

x² + 9.6² = 12²

Subtract 9.6² from both sides

x² = 12² - 9.6²

x² = 51.84

x = 7.2

Triangle ABC is shown on the grid below. Which value best represents the length of AB

Answers

Answer:

Lenght us 6

Step-by-step explanation:

Please Help me. I get so confused doing these questions.

Answers

Answer:

It should be -24

Step-by-step explanation:

I found it online, since I wasn't entirely sure, but remember that studying can be fun, and everyone have an amazing day :)

ANSWER PLEASE!!!!!!!!!!!!!

Answers

Answer:

It would be a negative linear association if not then nonlinear association.

Step-by-step explanation:

Pam is placing a bird feeder in a tree in her back yard. She first needs to put up a 10-inch wooden platform in the fork of two tree branches that make a 52° angle, as shown below. What equation can Pam use to determine xthe distance up the tree trunk from the fork at she should drill attach the platform?

Answers

Answer:

[tex]x = \frac{10}{\tan(52^o)}[/tex]

Step-by-step explanation:

Given

See attachment for illustration

Required

Equation to find x

The relationship between angle [tex]52^o[/tex] and side lengths x and 10 inches is by tangent formula which is given by:

[tex]\tan(\theta) = \frac{Opposite}{Adjacent}[/tex]

So, we have:

[tex]\tan(52^o) = \frac{10}{x}[/tex]

Make x the subject

[tex]x = \frac{10}{\tan(52^o)}[/tex]

If John had 9 apples and doubles them 5000 times how many apples would he have

Answers

He would have 45000 apples, right?

simplify 3(2x+4y-y) i need help with that please

Answers

First simplify the like terms.
3 (2x+3y)
Now multiply 3 by 2x then 3 by 3y
6x + 9y
And that is the final answer
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