if x=2,y=-3 and z=4, find the value of:
3xy/2z

Answers

Answer 1

Answer:  -2.25

Step-by-step explanation:

We plug in the numbers.

[tex]\frac{3xy}{2z}\\= \frac{3(2)(-3)}{2(4)}\\= \frac{-18}{8}\\= -2.25[/tex]


Related Questions

Plz help
In the diagram, ABC is a straight line.
Work out the size of the angle marked x.
(4 marks)

Answers

Answer:

Why is the picture dark ?

Pedro is building a playground in the shape of a right triangle. He wants to know the area of the playground to help him decide how much sand to buy. Compose the playground and a matching triangle into a rectangle. What are the dimensions of the​ rectangle? Find the area of the playground. A right triangle has a horizontal base of length 6 yards and a height of 3 and one third yards.

Answers

Answer:

Dimensions of rectangle:

Length =6 yards

Width=3 1/3 yards

Area of right triangle = 10 yd^2

Step-by-step explanation:

The right triangle has base as 6 yards and height as 3 1/3 of yards.

When we match this triangle with another right triangle to make  the rectangle is another right triangle with sides 6 yards and 3 1/3 yards.

I'll upload the file for work.

The graph models the value of a vehicle over x years following its purchase for $25,000.
Which interpretation is correct?
(A) The asymptote indicates that the original value of the vehicle approached $25,000

(B) The point (40, 0) contains the x-intercept

(C) The line x=25,000 is an asymptote of the graph

(D)The line y=0 is an asymptote of the graph

Answers

Answer: it’s D. I took the test

The correct  interpretation are,

The asymptote indicates that the original value of the vehicle approached $25,000

The line y=0 is an asymptote of the graph

Graph of function:

From the given graph,

It is observed that graph is never intersect the x- axis. Therefore, x-axis will be the asymptote.

The equation of x- axis is y= 0.

Since at x= 0, the value of y = 25,000 , It means that  the original value of the vehicle approached $25,000.

The x- intercept is the point where graph crosses the x-axis.

Learn more about the asymptote of graph here:

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A fun park charges $10 for admission and then two dollars for every ride. Write a function that determines the amount of money spent, Y, based on the number of rides ridden, X.!! please help ahhh reposting D:

Answers

Answer:

f(x) = 2x + 10

Step-by-step explanation:

Or y = 2x + 10 considering the question requests it...

2x = $2 per each ride

+10 = $10 premium

$1500 at 4% for 5 years
Find the interest earned

Answers

Answer:

I=$300

Step-by-step explanation:

P=1500

r=4%=0.04

t=5 years

I=p*r*t

I=1500*0.04*5

I=300

PLEASE HELP ME
Write an equation of a line in slope-intercept form given the slope (m) and the y-intercept (b).
4
Slope, m =-
7
y-intercept, b =7

Answers

Answer:

I believe this should be your answer Y=-7x+7

guys i need help please


i'll give you brainliest if you can help me
this is quadratics

Answers

I would help but I’m not sure how, please do not press that link or else it will track your address! <33

what is the y-intercept of the equation 6x-3y=36

Answers

Answer:

(0, -12)

Step-by-step explanation:

Using the slope-intercept form, the y-intercept is 12.

ill give brainlist who ever get this right

Answers

Answer:

The answer is 1086 in³

Step-by-step explanation:

Janelle makes a profit of 10% when she sells a bag for $900
i. What is the cost price? ii. find out how much she should have sold it for to make a profit of 15%​

Answers

Answer:

i. 818.18

ii. 940.9

Step-by-step explanation:

SP = 900

or, CP + 10% of CP = 900

or, CP + 10/100 × CP = 900

or, 110CP = 90000

or, CP = 90000/110

CP = 818.18

for profit= 15%

SP = 9000/11 + 15% of 9000/11

= 940.9

PLZ HELP ILL MARK U BRAINLIEST

Answers

30 b/c 60 x 1/2= 30

Answer= 30

Answer:

Half of 60 is 30. 60 divided by 2 is 30. 30 times 2 is 60.

Rectangle A'B'C'D' is the image of rectangle ABCD after a dilation. What is the scale factor of the dilation?​

Answers

The dilation is 1/2
The second image is 1/2 the length of the original image

Do the following set of points represent a function?Explain your answer (2,3),(3,8),(-1,4),(1,8)

Answers

Answer:

Yes.

Step-by-step explanation:

Yes.

To have a function, you cannot use the same value for an x-coordinate more than once. Here, each value of an x-coordinate is used only once, so it is a function.

Answer:

Yes.

Step-by-step explanation:

It is a many-to-one function. Both 3 and 1 map to 8.

2 maps to to 3 and -1 maps to 4 which is one-to-one.

There are no one to many mappings  so it is a function.

Please help i need it for class thanks

Answers

Answer:

1.a is 3, b is 9, and c is 12

Step-by-step explanation:

This is a similar triangle please find the missing length. (?)

Answers

Answer:

33

Step-by-step explanation:

In ΔPQR,

length of side=

77= 7×11

84= 12

Similarly, In ΔFGH

length=

36=3×12

so, the other side= 3×11= 33

Answer:

33

Step-by-step explanation:

[tex]\frac{HG}{FG} =\frac{RQ}{PQ}[/tex], insert given values

[tex]\frac{?}{36}=\frac{77}{84}[/tex], cross multiply

84*?=36*77

84*?=2772, divide both sides by 84 to get ? by itself

?=33

Please help with this math problem

3x + 6 ≥ 24

Answers

Answer: 1X52=73

Step-by-step explanation:

Solve each equation with the quadratic formula.
3p² =-3

Answers

Step-by-step explanation:

3p²=-3

or, 3p²+3=0

a= 3, b=0 and c= 3

x= (-b + √(b²-4ac))/2a

b²-4ac is a negative number.

So, can't be solved.

pls help 30 pts.... answer correctly pls

Answers

It would 1/78 fraction

please help i suck at math and I am in class ​

Answers

Answer:84.84m^2

Edit: I redid it doing the base separate and got 84.847 because Pythagorean theorem tells you the sides of the three triangles are 6.998 which is ever so slightly smaller than the base triangle.

Step-by-step explanation:

This is assuming the triangles are equal. 1/2bh gives you 21.21 for the triangle with the given height and then multiplying that by four for all the sides gives you 84.84m^2. The question doesn’t specify what type of pyramid it is so again I’m assuming it’s equal. Not 100% positive hope it can help at all.

There was a berry-picking contest at the earth day celebration this year. The line plot below shows the number of pints of berries collected by the people participating in the contest.

A. What is the median of the data displaced on the line plot?
B. How many people participated in the contest?

Answers

2 pints ;13 people

The work for median is you order the data: 2222113 in Lowest to highest;
1 1 2 2 2 2 3 then find the middle number

The median of the data is 2 and total number of people participated is 13.

The earth day celebration this year. The line plot below shows the number of points of berries collected by the people participating in the contest.

What is median?

median is the median is the middle value in the set.

number of frequencies are 2,2,1,2,3,1,2
arrange the frequencies in ascending order - 1,1,2,2,2,2,3
median = (n+1/2)th term

= 7+1/2
= 8/2=4th term is the median

median = 2
number
of people participated is 13.

Thus,The median of the data is 2 and total number of people participated is 13.

learn more about median here:
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[tex] \sqrt{40} [/tex]

Answers

Answer:

√40 = 2√10=6.32455532034

Answer:

2✓10

Step-by-step explanation:

Assuming you'd like to simplify:

✓4✓10

2✓10

Hi can you please help me with my work

Answers

I think it is 1/8 I'm not sure.

Answer:

2 1/4

Step-by-step explanation:

There are 23 oranges and 16 apples in a basket. Find the ratio of the number of apples to the number of oranges

Answers

Answer:

16:23

Step-by-step explanation:

It's really simple

Joe runs an M&M's factory and is reviewing the bagging machines. They drop M&M's into bags on a conveyor belt, with 39 M&M's going into each bag. Write an equation for the number of bags 'B' that can be filled from a supply of M&M's 'T'. Write your equation in the form of B=_____________.

Answers

The equation for the number of bags 'B' that can be filled from a supply of M&M's 'T' will be T / 39.

How to explain the equation

The formula to determine how many bags 'B' can be filled with M&M's from a stockpile of 'T', where each bag contains 39 candies, is:

B = T/39

This computation takes the sum of all M&M's in 'T' and divides it by the quantity of candies present in each sack (39), producing the amount of bags 'B' that can be filled.

Learn more about equations on

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Find the mean and the standard deviation of the data set {2, 3, 6, 7, 6}.

Answers

3 is the deviation of the set of data

Find the total surface of this cuboid
5
4
6

Answers

Given:

Consider the dimensions of the cuboid are 5 by 4 by 6.

To find:

The total surface of the cuboid.

Solution:

The total surface area of a cuboid is:

[tex]Area=2(lb+bh+hl)[/tex]

Where, l is length, w is width and h is the height.

Substituting l=5, b=4 and h=6, we get

[tex]Area=2(5\times 4+4\times 6+6\times 5)[/tex]

[tex]Area=2(20+24+30)[/tex]

[tex]Area=2(74)[/tex]

[tex]Area=148[/tex]

Therefore, the total surface area of the cuboid is 148 sq. units.

Pls help..what’s the answer to this question

Answers

Answer:

x = 25

Step-by-step explanation:

53 = 2x + 3

x = (53 - 3)/ 2

x = 25

9 units 7 units What is the area of the rectangle above?

Answers

Answer: Area= length x width

63

How would the imaginary number 7/2i be written as a complex number?

Answers

3.5? i’m not sure sorry
hope that kinndaaaa helps if xxo

The hypotenuse of a right triangle measures 25. Which could be the lengths of the legs?
A. 3 and 4
B. 5 and 5
C. 7 and 24
D. 10 and 15 ( No links)

Answers

The measure of lengths of the legs are 7 and 24. Therefore, option C is the correct answer.

What is the Pythagoras theorem?

The Pythagoras theorem which is also referred to as the Pythagorean theorem explains the relationship between the three sides of a right-angled triangle. According to the Pythagoras theorem, the square of the hypotenuse is equal to the sum of the squares of the other two sides of a triangle.

Given that, the hypotenuse of a right triangle measures 25.

A) 3²+4²= Square of the hypotenuse

25=Square of the hypotenuse

Hypotenuse=5 units

B) 5²+5²= Square of the hypotenuse

50=Square of the hypotenuse

Hypotenuse=5√2 units

C) 7²+24²= Square of the hypotenuse

625=Square of the hypotenuse

Hypotenuse=25 units

D) 10²+15²= Square of the hypotenuse

325=Square of the hypotenuse

Hypotenuse=√325 units

Therefore, option C is the correct answer.

To learn more about the Pythagoras theorem visit:

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