Answer:
c-60/100
Step-by-step explanation:
6x10=60
10x10=100
making 60/100
or the other way round 60÷10=6 100÷10=10
Marge wants to buy a CD player. The CD player costs $300. Marge gets 30% off. How much did Marge pay?
Answer:
300-(300*0.3) = 210
Step-by-step explanation:
Answer:
$210
Step-by-step explanation:
300*30%=90
300-90=210
inverse operation needed
Answer:
it is C.
Step-by-step explanation:
we know,
14+17= 31
so if we subtarct 17 from 31 we get 14
and if we subtract 14 from 31 we get 17
plz help asap (make sure to put a real explanation)
Answer:
w= 1 29/45
isolate the variable by dividing each side by the numbers that don't contain the variable.
Cylinders a and b each stated with different amounts of water. The graphs shows how the height of the water changed as the volume of the water increased in each cylinder. Which cylinder has the larger radius? a or b
Which expression is less than 95?
Answer:
its B
Step-by-step explanation:
cause 11/12 = 0.916666
so if we multiply 95 with 11/12 it becomes smaller than 95
Lucy invested $19,000 in an account paying an interest rate of 3% compounded annually. Assuming no deposits or withdrawals are made, how much money, to the nearest hundred dollars, would be in the account after 8 years?
Answer:
Step-by-step explanation:
A=19000( 1 + 0.03)^8
A=24068.6315464
A≈24100
Round to the nearest hundred dollars
Selma went shopping and bought identical sweaters for each of 3 friends. If she spent $42, what was the cost of each sweater? Include your equation with your answer.
Answer: 14$ a sweater
Step-by-step explanation: 42$ divided by three friends equals 14$ a sweater
victor is selling lemonade to raise money for his school the amount of money he collected from his sales each day is summarized on the box plot below
The interquartile range of Victor's lemonade sale is A = 7
What in Interquartile Range ( IQR )?The distance between the upper and lower quartiles is known as the interquartile range. Half of the interquartile range corresponds to the semi-interquartile range. Finding the values of the quartiles in a small data set is straightforward.
The spread of the data, or statistical dispersion, is measured by the interquartile range. The middle 50%, fourth spread, or H-spread are further names for the IQR. It is described as the spread between the data's 75th and 25th percentiles.
Given data ,
Let the interquartile range of sales of Victor's lemonade be A
Now , the equation will be
Let the 75th percentile data = 29
Let the 25th percentile data be = 22
Now , the IQR is calculated by spread between the data's 75th and 25th percentiles
On simplifying , we get
The IQR = 29 - 22 = 7
Hence , the interquartile range is 7
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The complete question is :
Victor is selling lemonade to raise money for his school the amount of money he collected from his sales each day is summarized on the box plot below.
What is the interquartile range of the data?
-4x-y=24−4x−y=24minus, 4, x, minus, y, equals, 24 Complete the missing value in the solution to the equation.
Answer:
-4x-y=24......1
24−4x−y=24
substituting value of−4x−y
24-24=24
it has no solution. I think question is incomplete
Answer:-8 on khan academy
Step-by-step explanation
Help plz plz plz plz plz plz
Tony and Edwin each built a rectangular garden. Tony’s garden is 4 feet longer and 5 feet wider than Edwin’s garden. If the perimeter of Edwin’s garden is 36 feet, what is the perimeter of Tony’s garden?
Which expression is equivalent to 4(m+2)?
Answer:
=4m+8
Step-by-step explanation:
=(4)(m+2)
=(4)(m)+(4)(2)
=4m+8
Answer:
4m +8
Step-by-step explanation:
Take out the parenthesis
The dot plot below shows the number of concerts students at Albus Middle School have attended.
What is the interquartile range of the data set shown?
A. 2
B. 6
C. 3
D. 1
Answer:
2
Step-by-step explanation:
The interquartile range of the given data set is 2.
We need to find the interquartile range of the data set given.
How to find the interquartile range?To find the interquartile range (IQR), first, find the median (middle value) of the lower and upper half of the data. These values are quartile 1 (Q1) and quartile 3 (Q3). The IQR is the difference between Q3 and Q1.
The given set of data is
0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 4, 5, 5, 5, 6, 6
To find Q1:
The lower half of the numbers are
That is 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 2,
So the median of the lower half (Q1)=1
To find Q3:
The upper half of the numbers are 2, 2, 2, 2, 3, 3, 3, 3, 4, 5, 5, 5, 6, 6
So the median of the upper half (Q3)=3
Then, IQR=Q3-Q1=3-1=2
Therefore, the interquartile range of the given data set is 2.
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Lara made some chocolate tarts. For every 5 cups of chocolate chips, she added 3 cups of sugar. The ratio of chocolate chips to sugar in Lara's chocolate tarts is ____. (5 points)
Answer:
5:3
Step-by-step explanation:
PLS HELP!! :))
Find the volume......
Answer:
19 + 14 + 10 = 43
Step-by-step explanation:
What's the slope and y-intercept of the graph of 7x + y = 8? Question 4 options: A) Slope = –7, y-intercept = 8 B) Slope = –7, y-intercept = –8 C) Slope = –8, y-intercept = 7 D) Slope = 7, y-intercept = 8
Answer:
Slope is -7 and the y-intercept is 8
Step-by-step explanation:
The perimeter of a rectangle is 72 meters. The width of the rectangle is 4 meters less than the
length. Find the length and width of the rectangle. (Use I for the length)
e meters
le - 4) meters
Answer:
Step-by-step explanation:
Perimeter = 2l + 2w
With the given statement, the width of the rectangle is 4 meters less than the
length,
w = l - 4
sub that in the first equation,
Perimeter = 2l + 2(l - 4)
Perimeter = 2l + 2l - 8
Perimeter = 4l - 8
Since perimeter is 72m,
72 = 4l - 8
4l = 80
l = 20m
What is the area of this figure?
Enter your answer in the box.
Answer:
20
Step-by-step explanation:
add 3ft+3ft+11ft+3ft and that's your answer
Using the method of proof by contradiction, prove that if a product of two positive real numbers is greater than 1,000,000, then at least one of the numbers is greater than 1000.
Step-by-step explanation:
To prove - Using the method of proof by contradiction, prove that if
a product of two positive real numbers is greater than
1,000,000, then at least one of the numbers is greater
than 1000.
Proof -
For a proof of contradiction , firstly we have to assume that the statement is not true.
Here given statement is - A product of two positive real numbers is greater than 1,000,000.
Let if possible, there does not exist 2 +ve integer real number such that at least one of the numbers is greater than 1000.
⇒both the number are in between 0 to 1000
Let a and b are 2 +ve real numbers.
⇒ab < 1000×1000
⇒ab < 1000000
As given,
ab > 1000000
Contradiction.
Hence proved.
If a product of two positive real numbers is greater than 1,000,000, then at least one of the numbers is greater than 1000.
Plz help thanks
Plz help.
Plz help ASAP thanks
Answer:
C) 1 3/8
I hope this helped :)
explanation:
I used the process of elimination. The other answers didn't make sense.
HELP ME.,,,,,,,,,,,,,,,,,,,
Answer:
Step-by-step explanation:
Use pythagorean theorem
9^2 +40^2=x^2
81+1600=x^2
1681=x^2
now find the square root of each side
[tex]\sqrt{1681} =\sqrt{x}[/tex]
x=41
Your options :
9,2
10,4
11,5
10,6
Answer:
i would say (10,6)
Step-by-step explanation:
72 - 4
f(x) = 3x3 + 8x2
= 2x
6
Find (f - g)(x).
5x + 2
9x + 2
O A. (f - g)(x) = 3x3 + 822
O B. (f - g)(x) = 3x3 + 8x2
O c. (f - g)(x) = 323 + 8x2
O D. (f - g)(x) = 3x3 + 8x2
9x
10
53
-
10
Answer:
B.
Step-by-step explanation:
(f-g)(x) = f(x) - g(x) =
= (3x³ + 8x² -7x - 4) - (2x - 6) = 3x³ + 8x² - 7x - 4 - 2x + 6 =
= 3x³ + 8x² - 9x + 2
A lake is 200 feet wide. Two boats start to move towards one another from opposite shores. In one minute, the first boat goes 40 feet, and the second boat goes 30 feet (they are very slow!).
Answer:
I use faction
Step-by-step explanation:
The first boat.
[tex]\frac{40 feet}{60 seconds}[/tex] ÷ 10 = [tex]\frac{4 feet}{6 seconds}[/tex]
[tex]\frac{4 feet}{6 seconds}[/tex] ÷ 2 = [tex]\frac{2 feet}{3 seconds}[/tex]
The first boat move [tex]\frac{2 feet}{3 seconds}[/tex]
The second one do the same
[tex]\frac{30 feet}{60 seconds}[/tex] ÷ 10 = [tex]\frac{3 feet}{6 seconds}[/tex]
[tex]\frac{3 feet}{6 seconds}[/tex] ÷ 2 = [tex]\frac{1.5 feet}{3 seconds}[/tex]
That is the speed of each boat.
The first boat need 50 minutes to get to the other side
2000 ÷ 2 =1000
1000 x 3 = 3000
3000 ÷ 60 = 50
The second boat need 66.6666666667 minutes to get to the other side
200 ÷1.5 = 1333.33333333
1333.33333333 x 3 = 4000
4000 ÷ 60 = 66.6666666667
Examine the expanded form.
a. a. a. a. a. a. a
which is the expression in exponential from?
O 7a
O 7a
O a7 <-------
O a + 7
need help fast pls!
Answer:
c
Step-by-step explanation:
The first Portuguese explorer to lay claim to Brazil was
Question 3 options:
Getulio Vargas
a Jesuit priest
Pedro Cabral
Ferdinand Magellan
Answer:
Cabral is right
Step-by-step explanation:
Mark me brainleyest plz
justin is 7 meters below the surface of the water and ben is 3 meters above justin. what is bens position Relative to the surface of the water
Answer:
Ben stands 4 meter below Surface water
Step-by-step explanation:
In the given situation,
Justin stands 7 meter below Surface water
Ben stands 3 meter above Justin
So,
We can say that Ben stands (7-3) meter below Surface water.
Ben stands 4 meter below Surface water.
Dave sold 60 general and reserved tickets for a concert. He sold general tickets for $10 each and reserved tickets for $15 each collecting a total of $725. Write a system of equations to determine the number of tickets he sold at each price and solve your system of equations?
Answer:
The system is of equations is:
[tex]\left\{ \begin{array}{ll} 10g+15r=725 & \quad \\ g+r=60 & \quad \end{array} \right.[/tex]
Where g is the amount of general tickets and r is the amount of reserve tickets.
35 general tickets and 25 reserve tickets were sold.
Step-by-step explanation:
Let general tickets be represented by g and reserved tickets be represented by r.
Each general ticket sells for $10 each and reserved tickets $15 each. Dave collected a total of $725. Thus:
[tex]10g+15r=725[/tex]
And a total of 60 tickets were sold. Hence:
[tex]g+r=60[/tex]
Our system of equations is:
[tex]\left\{ \begin{array}{ll} 10g+15r=725 & \quad \\ g+r=60 & \quad \end{array} \right.[/tex]
We can solve by substitution. First, divide both sides of the first equation by 5:
[tex]2g+3r=145[/tex]
Next, we can subtract a variable (r in this case) from the second equation:
[tex]g=60-r[/tex]
Substitute:
[tex]2(60-r)+3r=145[/tex]
Distribute:
[tex]120-2r+3r=145[/tex]
Simplify:
[tex]120+r=145[/tex]
Subtract:
[tex]r=25[/tex]
Using the previous equation:
[tex]g=60-r[/tex]
Substitute and evaluate:
[tex]g=60-(25)=35[/tex]
So, 35 general tickets and 25 reserve tickets were sold.
how many rhombuses in a trapezoid?
look at this triangle
work out the length AB