help meeee ASAP
For one English test, Mary had 15 questions correct. She received a 72% on her test.

How many questions were on the test?

Answers

Answer 1

Answer: 21 questions

Step-by-step explanation:

Turn it into a number sentence.

72% of x amount of questions is 15

0.72(x) = 15. Divide both sides by 0.72

x= 20.83333 round to nearest whole number

x= 21 questions


Related Questions

A restaurant is working at 25 percent capacity and is allowed to have 150 people inside.
How many people will the restaurant be able to allow in when working at 100 percent?

Answers

Answer:

600 People

Step-by-step explanation:

25%= 150

25%x4=100%

150x4 = 600

(1/5 x 5)^5 help please

Answers

Answer:

=1

Step-by-step explanation:

i hope this helps :)

A pair of sneakers is regularly at $52. The store sells it for $78. What is the percent increase?

A. 33.33% B. 50% C. 5%

Answers

The answer is A.33.33%.

For f(x) = x3-x2, which gives an output of 48?
A. f(-8)
B. f(-4)
C. f(4)
D. f(8)​

Answers

Answer:

4

Step-by-step explanation:

y=-2x+12
6y-x+6=0
The solution is:_______
(Type an ordered pair)

Answers

Answer:

(6, 0)

Step-by-step explanation:

i hope this helps :)

what is the formula for volume of a sphere (ignore cone and cylinder) ​

Answers

Answer:

4/3πr³

Step-by-step explanation:

Hope this helps! If it doesn't just ask me what you need clarified in the comments.

What is the solution to the following system?
y = 3x
12x - 4y = 20

1. no solutions
2. (0, 20)
3. (0, 0)
4. infinite solutions

Answers

Multiply the first equation by -4 then solve. You are left with 20 so I think the answer is (0,20). I’m not completely sure though

plz solve this
1. 12/11 , 108/99
2. 1.5/9 , 1/6
3. 3/11 , 15/66
4. 1.7/1.2 , 2.9/2.4
and Determine whether each pair of ratios are equivalent ratios. Write yes or no.

Answers

Answer:

1. yes

2. no

3. yes

4. no

Step-by-step explanation:

24% of what number is 6?

Answers

Answer:

6 is 24% of 25

Step-by-step explanation:

25
Ur welcome :)
Hope u have a good day

Solve the equation w/2.5 = 9.

Answers

Answer:

w=45/2 or 22.5

Step-by-step explanation:

i hope this helps :)

Answer:

3.6

Step-by-step explanation:

In this division provlem, there is a variable. To find the value of the variable, you need to divide. What is 9 / 2.5? 3.6!

DUDE ACTUALLY HELP PLEASE GIVING BRAINLIEST

Answers

Answer:

154°

Step-by-step explanation:

They are alternate angles.

Answer:

154 degrees

Step-by-step explanation:

I'm going to use simple terms, you see there are two types of angles? One acute and the other obtuse. All the angles that are obtuse are the same and vis versa for acute angles too. It's just a rule for two parallel lines that are intersected by a perpendicular one.

Triangle ABC has vertices A (3,-3) B (-7,9) C (-11,3). Determine the point of intersection of the medians, and state the coordinates

Answers

Answer:

(-5, 3)

Step-by-step explanation:

Let O(x, y) be the centroid of the triangle.

The median of a triangle is a line segment that joins the vertex of a triangle to the midpoint of the opposite side. There are three medians in a triangle; and the medians of a triangle intersect at a point called the centroid.

The centroid of a triangle is gotten from the average of the x coordinates and the y coordinates of all the three vertices.

For Triangle ABC has vertices A (3,-3) B (-7,9) C (-11,3) and centroid O(x, y). Hence:

[tex]x=\frac{3 + (-7)+(-11)}{3}=-5\\\\y=\frac{-3 + 9 + 3}{3} =3[/tex]

The centroid is at (-5, 3)

Find all missing angles

Answers

Answer: 1=95 2=85 3=95 4=85 5=36 6=49

Step-by-step explanation:

How do you find the GCF of 24 and 60

Answers

Answer:

12

Step-by-step explanation:

Find the prime factorization of 24.

To find the GCF, multiply all the prime factors common to both numbers: Therefore, GCF = 2 × 2 × 3.

GCF = 12.

12 you do multiplies of the numbers and find a match between the 2

find the value of 24/25 / 4/5​

Answers

Answer:

6/5

Step-by-step explanation:

I just used a calculator.

Answer:

96/125

Step-by-step explanation:

WILL GIVE BRAINLIEST

Answers

Answer:

10 units

Step-by-step explanation:

You can create point c at (3,4) to make a right triangle

Then you know that the 2 legs are 6 and 8

We need to find the hypotenuse

You can use pythagorean theorem:

6^2+8^2=c^2

So c=10

So the distance is 10 units

:)

What is the perimeter of the triangle below?


O 30
015
0 42
O 35

Answers

The answer to this question is :42
Your welcome:)
The answer is 42
Hope this help?

Which expression is equivalent to sqrt48x^5 if x>0

Answers

sqrt 48 = sqrt 16 . 3
sqrt 48 = 4 sqrt 3

sqrt (x^5) = sqrt x^4 . sqrt x
= (x^4)^1/2 . sqrt x
= x^2 . sqrt x

= 4 . sqrt 3 . x^2 . sqrt x
= 4x^2 sqrt 3x (C)

Answer:

sqrt (48x^5) if x>0

. implies multiplication

48 = 2. 2.2.2.3= 2^4 .3

sqrt [2^4 .3 (x^5) ] if x>0

sqrt [2^4 ] sqrt [3 ]  sqrt [(x^5) ] if x>0

sqrt [16 ] sqrt [3 ]  sqrt [(x^5) ] if x>0

4. sqrt [3 ]  sqrt [(x^5) ] if x>0

We know, sqrt [(x^5) ] if x>0  =  x^2. sqrt [(x) ]

4. sqrt [3 ] .x^2. sqrt [(x) ] if x>0

4x^2 sqrt[3x] (answer c)

Step-by-step explanation:

2. Jada saw a music video that her favorite artist recently posted online. The equation
v(t)=450x3^t represents the number of views, v, of the video, t days since Jada saw the video

a. Find v(-2)

Answer:

b. What does v(-2) represent in this situation?

Answer:

Answers

Answer:

A. V=-640

Y=0

B. V represents the views 2 days before Jada saw the video.

Step-by-step explanation:

−2t−5<9

Hiiiiiiii

Huuuu

Answers

Answer:

t > -7

Step-by-step explanation:

To solve for t, first add 5 to both sides:

-2t - 5 < 9

-2t < 14

Divide each side by -2, and flip the inequality because we are dividing by a negative number:

-2t < 14

t > -7

So, the solution is t > -7

HELLO

now you can give the other person brainiest

( 7 x 5 ) ( 9 x 3 ) simplify

Answers

Step-by-step explanation:

(7 x 5) (9 x 3)

=(35) (27)

=35 x 27

=945

Answer:

If this is an expression, then 945

If these are invidual factors, then (35) (27)

Step-by-step explanation:

Situation one: Multiply the numbers. Paranthesis are not needed as multiplication is communitive, which leads me to believe they are factors written out in that form for some reason, cit. possibility two.

Classify the triangle by its angles and sides

Answers

This is an Acute Isosceles Triangle. Hope this helps :)

I need help finding the rate of Change please!

Answers

Answer: rise(y axis) over run (x axis)

rate of change/slope is 2x

The mean of six numbers is 14. If one of the six numbers is removed, the mean becomes 5. What is the value of the number removed?

Answers

Answer:

Remember, the mean is calculated by adding the scores together and then dividing by the number of scores you added. In this case, the mean would be 2 + 4 (add the two middle numbers), which equals 6. Then, you take 6 and divide it by 2 (the total number of scores you added together), which equals 3.

Step-by-step explanation:

Hope I helped.It's just a reminder of helpful things for means!

Answer:

59

Step-by-step explanation:

Suppose a, b, c, d, e and f represent the 6 numbers.  

Then, [tex]\frac{a + b + c + d + e + f}{6} = 14\\[/tex]

(1)         a + b + c + d + e + f = 84

Let's remove f

then [tex]\frac{a + b + c + d + e}{5} = 5[/tex]

(2)        a + b + c + d +e = 25

Substitute 25 in for  a + b + c + d +e in equation (1)

We have 25 + f = 84

                       f  = 59

I need help with this expression 4(2x + 3) + 6x+9

Answers

Answer:

4(2x+3)+6x+9

8x+12+6x+9

14x+21 (answer)

help
Which table contains ordered pairs that lie on the graph of the equation -2x + 4y = 16?

Answers

Answer:

d

Step-by-step explanation:

Answer:

when x=2

-2×2+4y=16

4y=16+4

y=20/4=5

again

x=-8

-2×-8+4y=16

4y=16-16

y=0/4=0

A basketball player scores 28 points in
a game. She scores 35% of the total
team points.
How many points does her team score in
total?
a 63
b 65
C 72
d 80

Answers

Answer:

d) 80

Step-by-step explanation:

(35% = 0.35)

equation:

⇒ [tex]0.35x = 28[/tex]

divide 0.35 on both sides

⇒ [tex]\frac{0.35x}{0.35} = \frac{28}{0.35}[/tex]

solve:

⇒ x = 80

The total number of points will be 80. The correct option is D.

What is an expression?

In mathematics, expression is defined as the relationship of numbers, variables, and functions using mathematical signs such as addition, subtraction, multiplication, and division.

Assume a basketball player scores 28 points per game. She accounts for 35% of the team's total points.

Calculate the number of the points below,

35% of x = 28 points

x = ( 28 x 100 ) / 35

x = 80 points

Therefore, the number of points will be 80. Option D will be the right answer.

To know more about an expression follow

https://brainly.com/question/28986384

#SPJ2

In the diagram shown, jmf is and exterior angle of triangle jmk. Select all of the remote interior angles of jmf

Answers

I’m not to sure because the picture is blurry

I need help very fast please !

Answers

Answer:

Contents of this laser is 0.744 um and is a concise description of many of the in struments used in

Step-by-step explanation:

1.Introduction for the Royal College of Ophthalmologists and Ophthalmologists and I will #ثوره_طلابية غاضبة على قرار وزاره التعليم العالي باصدارها القرار المجحف وعليه يبداء من الان الاعتصام الطلاب #والاضراب_عن_الدوام لحين تحقيق المطالب.

تعليم الكتروني = امــتـحـان الكتروني

تعليم حضوري = امــتـحـان حضوري07725134341

Joe's New Car dealership lists the
following prices for this year's models.
$10,469, $12,895, $15,499, $17,999,
$18,595, $21,245, $10,395, $14,985
What is the range in prices?
A $15,260
B $15,242
C $10,850
D $10,776

Answers

the answer is D. $10,776
the answer your looking for is D.$10,776.
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