120 students appeared in an examination. how many have failed if 2/3 of them have passed​

Answers

Answer 1

Answer:

40 failed

Step-by-step explanation:

2/3 of 120 is 80, so you subtract the 80 who passed from the 120 total to get 40 students who failed

Answer 2

Answer:

Step-by-step explanation:

If [tex]\frac{2}{3}[/tex] passed the exam then:

[tex]\frac{3}{3} -\frac{2}{3} = \frac{1}{3}[/tex] failed the exam

now to find the number which failed we multiply:

[tex]\frac{1}{3} \cdot 120 = 40[/tex] and 40 is our answer


Related Questions

Find the area of the following figure​

Answers

Answer:

880?

Step-by-step explanation:

I just woke up

Answer 880 is your answer

Step-by-step explanation:

cuanto es 36x1000 por fa

Answers

Answer:

[tex]36 * 1000 = 36000[/tex]

Step-by-step explanation:

Have a nice day!

¡Que tenga un lindo día!

Answer:36000

Step-by-step explanatio:ESPERO TE AYUDE

Only answer if you’re sure :) id like the full equation! Will give Brainly

Answers

Answer:

[tex]y = \frac{3}{2} x - \frac{7}{2} [/tex]

Step-by-step explanation:

3x-2y=7

-3x -3x

-2y=-3x+7

-1 -1

2y=3x-7

2 2

y= 3/2x-7/2

Please help last math question please plz 50 pts

Answers

answer : well first count how many squares is shaded

Answer:

33

Step-by-step explanation:

because there are 66 squares and 1/2 is shaded so 33

mark me brainliest mark me brainliest

Hey can I have some help on this I can only give you 10 points though

Answers

I got D $60.00

I got D $60.00 which should be right.



what is 900,000*9,000

Answers

Answer:

8,100,000,000

Step-by-step explanation:

I used a calculator lol

y= -4(x+5)^2+4[tex]y=-4(x+5)^2+4[/tex]

Answers

9514 1404 393

Answer:

  x = -6 or -4

Step-by-step explanation:

Maybe you want to know the x-intercepts. They are found by ...

  0 = (x +5)² -1 . . . . . divide by -4

  1 = (x +5)² . . . . . . . add 1

  ±√1 = x +5 . . . . . . square root

  -5 ± 1 = x . . . . . . subtract 5

  x = -6 or -4

__

The vertex is (-5, 4). The parabola opens downward, so the vertex is a maximum. The range of the function is (-∞, 4]. The vertical scale factor is -4, so the graph will appear narrower than that of the parent function.

Can anyone of u pls help me???

Answers

4

- + 2 = x = 10

5

this is how i see it..... 4 5ths plus 2 equals 10

Find the missing side round to nearest 10th

Answers

Answer:

x = 73.3

y = 46.2

Step-by-step explanation:

Reference angle (θ) = 39°

Adjacent = 57

Hypotenuse = x

Opposite = y

Recall: SOHCAHTOA

✔️To find x, apply CAH:

Cos θ = Adjacent/Hypotenuse

Plug in the values

Cos 39° = 57/x

x × Cos 39° = 57

x = 57/Cos 39°

x = 73.3 (nearest tenth)

✔️To find x, apply TOA:

Tan θ = Opposite/Adjacent

Plug in the values

Tan 39° = y/57

57 × Tan 39° = y

y = 46.2 (nearest tenth)

Hai everyone! I need a little help again on this second part of a problem. Please do not leave links or you will be reported. (Yes, this is another problem on probability I'm stuck on)

An explanation to go along as well would be very helpful.

problem:

Answer the following question using arrangements with repetition, permutations, or combinations.

How may different six-digit passwords can be formed from the numbers zero to six if repetition is not allowed? Calculate how many different passwords are possible. (Type a whole number.)​

Answers

Answer:

one million

Step-by-step explanation:

a six digit passcode has one million possible combinations instead of 10,000.

Seven less than the product of 24 and Jose’s savings
Use the variable j to represent Jose’s savings

Answers

Answer:

[tex]24j -7[/tex]

Step-by-step explanation:

Given

[tex]Savings \to[/tex] j

Required

Express 7 less than 24 * j

First, we have:

[tex]24 * j = 24j[/tex]

7 less is then expressed as:

[tex]24j -7[/tex]

△ABC ~ △DEF What is the scale factor between them?

Answers

2/3

6x = 4
x = 2/3

The scale factor can be determined by using similar sides

A study selected independent random samples of 50 dogs and 60 cats and found that 38 of the dogs and 15 of the cats could be trained to fetch a ball.

Do these data provide convincing evidence that the proportion of all dogs that can be trained to fetch a ball is greater than the proportion of all cats that can be trained to fetch a ball?

Use Alpha = 0.05.

Select all statements that are correct.

We have two independent random samples.
We have two groups in a randomized comparative experiment.
The 10% condition is met.
The 10% condition does not apply.
The expected number of successes and failures for both samples are 38, 12, 15, 45.
The expected number of successes and failures for both samples are 24, 26, 29, 31.

Answers

Answer:

Sorry for answering this late, only just found this.

Answers are

a. We have two independent random samples.

c. The 10% condition is met.

f. The expected number of successes and failures for both samples are 24, 26, 29, 31.

Step-by-step explanation:

EDGE 2021

Once I finish the assignment I'll be making a quizlet with the answers.

Find the volume of a pyramid with a square base, where the perimeter of the base is 10.4 in and the height of the pyramid is 9.6 in. Round your answer to the nearest tenth of a cubic inch.​

Answers

9514 1404 393

Answer:

  21.6 in³

Step-by-step explanation:

The volume of a square pyramid is given in terms of perimeter and height by ...

  V = (1/48)P²h

  V = (1/48)(10.4 in)²(9.6 in) ≈ 21.6 in³

The volume is about 21.6 cubic inches.

8.
Does a triangle with these side lengths exist?20, 10,9
Da) Yes
I b) No

Answers

Answer:

yes

Step-by-step explanation:

Compare numbers to their opposites based on their positions on a number line. Choose ALL true statements based on these comparisons.
A) −(−7) = 7
B) Zero is its own opposite.
C) −(−10) = −10
D) −14 and 4 are equally distant from 0.
E) −12 and 12 are equally distant from 0.

Answers

Answer:

A, B, E

Step-by-step explanation:

I'm not too sure about B, but A and E are definitely true

What is the mean of these numbers?4,5,5,2,3,3,2,8 *

Answers

Answer:

16

Step-by-step explanation:

4

Add up all the number which equal 32 (4+5+5+2+3+3+2+8) then divide it but how many number there is (8) which equals to 4

32\8= 4

Solve each of the following equations. Show its solution set on a number line. Check your
answers.
5x =3

Answers

Answer:

3/5

Step-by-step explanation:

It should look like this...

x=3/5

(5*(3/5))=3

5*3 = 15

15/5=3

answer answer answer answer answer

Please help me!

Please!

Answers

Answer:

27

Step-by-step explanation:

9/1/3=9*3=27

Answer:

D. 27

Step-by-step explanation:

This is a simple division

[tex]9[/tex] ÷ [tex]\frac{1}{3}[/tex] =

[tex]\frac{9}{1}[/tex] ÷ [tex]\frac{1}{3}[/tex] =

Cross multiply

[tex]1[/tex] × [tex]1 = 1[/tex]

[tex]9[/tex] × [tex]3 = 27[/tex]

Set it up

[tex]\frac{27}{1}[/tex]

Then, the model represents 27

Andre drank 1.5 liters of water he brought. If he drank 80% of his entire hike, how much did he drink?

(please do explanation)

Answers

Answer:

He drank 1.2 liters

Step-by-step explanation:

1.5 X 0.8 (80%) = 1.2

Also the dude below also took my points when i asked a question :)

Please help ill give u brainlest 30 points !!

Paige had a lemonade stand. She sold s small cups of lemonade for $1 each, m medium cups for $3 each, and l large cups for $5 each. At the end of the day, she had sold 6 medium cups, 9 large cups, and 12 small cups of lemonade.

Which expressions show how much money Paige made selling lemonade? Select all that apply.

A. 12s + 9m + 6l

B. 1s + 3m + 5l

C. $75

D. $93

Answers

Answer:

B

Hope this helps!

Can anyone help me with this plz

Answers

Answer:

B.

Step-by-step explanation:

So we know right off the bat the angles ABE and CBD are congruent because of vertical angles.

Now we can look at the sides.

The ratio for 27:18 = 3:2

The ratio for 36:24 = 3:2

They check out.

That means that the answer is B. SAS

In ΔKLM, the measure of ∠M=90°, the measure of ∠K=25°, and MK = 15 feet. Find the length of KL to the nearest tenth of a foot.

Answers

Answer:

16.6

Step-by-step explanation:

y = x2 - 6x-16

A. Graph A
B. Graph B
C. Graph C
D. Graph D

Answers

Answer:

it's C

Step-by-step explanation:

-16 means where the line crosses y axis

a(n)=6+(n-1)(-2) what its the fourth sixth and thirteenth terms

Answers

Answer:

4th term = 0

6th term = -4

13th term = -18

Step-by-step explanation:

a(n) = 6 + -2(n-1)

a(4) = 6 + (-2)(3) which is 6-6

a(6) = 6 + (-2)(5) which is 6-10

a(13) = 6 + (-2)(12) which is 6-24

You pay ​$5500 for a municipal bond. When it matures after 20 ​years, you receive ​11,900$. What % is your total return?

Answers

don’t click the link

Which value makes the number sentence true?

Answers

Answer:

D) 19

Step-by-step explanation:

-7 + 19 = 12

50 POINTS !!


PLEASE HELP !! ILL GIVE BRAINLIEST TO THE RIGHT ANSWERS.

Answers

Answer:

8.8

Step-by-step explanation:

To find the hypotenuse...

a²+b²=c²

C is the hypotenuse, so we add the others...

8.4²+2.6²=c²

70.56+6.76=c

77.32=c

Now, square root c to bring it to its original position.

√77.32=8.8

Your answer is 8.8 yards.

hi!! ;; please help :) 20 points! no links or websites. please .

Answers

Answer: 22

Step-by-step explanation:

(1 × 3) + [2 × 3 [tex]\frac{1}{2}[/tex]] + [1 × 3 [tex]\frac{3}{4}[/tex] [1 × 4 [tex]\frac{1}{4}[/tex]] + [3 × [tex]\frac{3}{4}[/tex]] + [3 × 5 [tex]\frac{1}{4}[/tex]]

= 3 + [2 × [tex]\frac{3}{2}[/tex]] + [1 × [tex]\frac{9}{4}[/tex]] + [1 × [tex]\frac{4}{4}[/tex]] + [3 × [tex]\frac{12}{4}[/tex]] + [3 × [tex]\frac{5}{4}[/tex]]

= 3 + [tex]\frac{6}{2}[/tex] +  [tex]\frac{9}{4}[/tex] +  [tex]\frac{4}{4}[/tex] (equal to 1) + [tex]\frac{36}{4}[/tex] + [tex]\frac{15}{4}[/tex]

= 3 + 3 + [tex]\frac{9}{4}[/tex] + 1 + 9 + [tex]\frac{15}{4}[/tex]

= 16 + [tex]\frac{9+15}{4}[/tex]

= 16 + [tex]\frac{24}{4}[/tex]

= 16 + 6

= 22

What is the difference In -4-(-7)

Answers

Answer:

Step-by-step explanation:The Apple iPhone 7 has a 4.7-inch size display, while the iPhone 7 Plus has a 5.5-inch display. The standard iPhone 7 has a 1334 x 750 pixel resolution, while the Plus has a Full HD resolution meaning their pixel densities are 326ppi and 401ppi, respectively.

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