3. Barb wants to get 8 out of every 10 questions right on her test. If there are 35 questions on the
test, how many will Barb want to get right?

Answers

Answer 1
barb will end up with about 29 questions answered correctly on her test.

Related Questions



Min50 , Q1 62, median 84, Q3 96, Max 99

Using the interquartile range, which of the following are outliers? Select all correct answers.

Select all that apply:
3
6
21
60

Answers

Answer:

3 and 6

Step-by-step explanation:

IQR = Q3-Q1=96-62=34

Lower Outlier = Q1 - 1.5*IQR = 62 - 1.5*34 = 11

Any Value under 11 is Considered as Outlier

Then 3 and 6 are Outliers

Upper Outlier = Q3 + 1.5*IQR = 96 + 1.5*34 = 147

Any Value Above 147 is Considered as Outlier

There is no Value above 147

The Only Outliers are 3 and 6

A number is greater than or equal to three times another number. what are the numbers?

Answers

Answer:

THE AWNSWER IS A≥3B

Step-by-step explanation:

A≥3B

Find the surface area of a triangular prism

Answers

Answer:

The formula that is used to calculate the surface area of a triangular prism is, Surface area = (Perimeter of the base × Length of the prism) + (2 × Base Area) = (S1 + S2+ S3)L + bh; where 'b' is the bottom edge of the base triangle, 'h' is the height of the base triangle, L is the length of the prism and S1, S2 and S3 are the edges of the base triangle.

if the sides of a triangle QRS are QR=10X-6, RS=6X-15,QS=X+24, find a range of possible values for X?​

Answers

X+44 or change ur equations to a better understanding

The range of the possible values for X will be;

⇒ X < 5

What is mean by Triangle?

A triangle is a three sided polygon, which has three vertices and three angles which has the sum 180 degrees.

Given that;

The sides of a triangle QRS are;

⇒ QR=10X - 6,

⇒ RS = 6X - 15,

⇒ QS = X + 24,

Now,

We know that;

The sum of two sides of a triangle is always greater than the third side.

So, We can formulate;

⇒ 10X - 6 < (6X - 15) + (X + 24)

⇒ 10X - 6 < 7X + 9

⇒ 10X - 7X < 9 + 6

⇒ 3X < 15

⇒ X < 5

Thus, The range of the possible values for X will be;

⇒ X < 5

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What is the solution to 4(y–3)+19=8(2y+3)+7 ? A. −12 B. 12 C. −2 D. 2

Answers

Answer:

C. -2

Step-by-step explanation:

4(y–3)+19=8(2y+3)+7

4y-12+19=16y+24+7

4y+7=16y+31

-12y=24

12y=-24

y=-2

Answer:

4(y-3)+19=8(2y+3)+7

4y -12 +19=16y+24+7...

-12+19-24-7=16y-4y

-24=12y÷12

-2=y...

•. • C.-2...

Suzanne drove 3,000 miles in 75 hours. At
this rate, how long will it take her to drive
4,000 miles?

Answers

Answer: I believe that, at that specific rate, it will take Suzanne 100 hours to drive 4,000 miles.

please help worth a lot

Answers

Answer:

(-2, -3)

Step-by-step explanation:

when its relected its just flipping over the horizontal axis (x-axis) so in turn that is the answer! :) hope this helped you

How many different 4 letter passwords can be created if the letters can be
repeated?

Answers

Answer:358800

Number of dispositions of 4 letters without repetitions of the alphabet (26 letters): 26*25*24*23=358800

Step-by-step explanation:

Translate the sentence into an inequality.
The sum of six times a number and five is greater than the difference of three times a number and two.

Answers

3 (n + 5) >/= -6
3 n + 15 >/= -6
n + 5 >/= -2
n >/= -7 not sure if your using this for a test/quiz? Because I don’t have anything to go off of so if this isn’t what your looking for give me more of a description

Solve for x.

[tex] \: \: \: [/tex]
[tex] \: \: \: \: \: [/tex]

Answers

x = 50°

Step-by-step explanation:

In the figure,

145° and 3x - 5 are vertically opposite angles which are equal, so

=> 3x - 5 = 145°

=> 3x = 145 + 5

=> 3x = 150°

=> x = 150°/3

=> x = 50°

Hope it helps you!!

Answer:

x = 50

explanation:

vertically opposite angles are of equal measure.

solve:

3x - 5 = 145

3x = 145 + 5

3x = 150

x = 50

During the soccer season, Cathy made 27 of the 54 goals she attempted. Karla made 18 of the 45 goals she attempted. Patty made 34% of the goals she attempted. List the athletes in order of their goal-scoring percentage from least to greatest.

Answers

Answer:

  Patty, Karla, Cathy

Step-by-step explanation:

The scoring percentage of goals attempted can be computed by dividing goals made by those attempted, then multiplying the result by 100%.

__

Cathy's rate is ...

  27/54 × 100% = 50%

Karla's rate is ...

  18/45 × 100% = 40%

Patty's rate is ...

  given as 34%

__

By least to greatest scoring rate, the athletes are ...

  Patty (34%), Karla (40%), Cathy (50%)

Can i have help with i cant figure this out​

Answers

Answer:

The circumference of a circle with radius 48 is 301.6(*)

Step-by-step explanation:

Formulas:

d = 96C = 302C = 2·π·r C = π·d C = √4·π·A π = 3.1415A = area of the circleC = circumference or perimeterr = radius, d = diameter

Step-by-step Solution:

Circumference of a cicle in terms of radius:Circumference = 2·π·r = 2·3.14·48 = 301.58(*)In terms of diameter:Circumference = π·d = 3.14·96 = 301.44(*)In terms of area:Circumference C = √4·π·A = √4·π·7238 = 301.58(*)

(*) 301.6 cm exactly or limited to de precision of this calculator (13 decimal places).

Note: for simplicity, the operations above were rounded to 2 decimal places and π was rounded to 3.14.

A circumference of 301.6 centimeters is equal to:

0.003016 kilometers (km)3.016 meters (m)3016 millimeters (mm)0.00187406 miles (mi)3.29834 yards (yd)9.89501 feet (ft)118.74 inches (in)

Answer:

301.6

Step-by-step explanation:

circumference = πD

Diameter = r x 2

diameter = 48 x 2 = 96

96 x π = 301.592895

301.6 to 1dp

If you need further help, let me know!

- profparis

Contessa is solving an absolute value inequality. She writes the compound inequality as her first step. Which inequality is Contessa solving?

Answers

The compound inequality that Contessa is solving is |8 - 3q| ≤ 7

What is an inequality?

An inequality is an expression that shows the non equal comparison between two or more numbers and variables.

Given the inequality:

-7 ≤ 8 - 3q ≤ 7

8 - 3q ≤ 7 and; 8 - 3q ≥ -7

8 - 3q ≤ 7 and; -(8 - 3q) ≤ 7

|8 - 3q| ≤ 7

The compound inequality that Contessa is solving is |8 - 3q| ≤ 7

Find out more on inequality at: https://brainly.com/question/24372553

Answer

IT's C

Step-by-step explanation:

Explain why knowledge of statistics is important.

Answers

Answer:

Statistical knowledge helps you use the proper methods to collect the data, employ the correct analyses, and effectively present the results. Statistics is a crucial process behind how we make discoveries in science, make decisions based on data, and make predictions.

the smiths spend 11% of their budget on entertainment. their total budget this year is $1,000 more than last year, and this year they plan to spend $4,620 on entertainment. what was their total budget last year?

Answers

Answer: $41000 Was the Smiths family budget last year.

Step-by-step explanation:

First you take $4620 and DIVIDE it by .11 you will get $42000 and since last year had $1000 less to spend you subtract $1000 from $42000 to get $41000 for the budget last year.

If b-10 = 5, what is the value of b-6?

Answers

The answer is 21. Hope this Helps!

Which algebraic property is used to rewrite 2(x + 3) as 2x + 6? (1 point)

Answers

Answer:

The distributive property

Step-by-step explanation:

2 is being used to multiply both terms (x and 3)

Hope this helps!

Answer:

Distributive property

Step-by-step explanation:

Distributive property: a*(b + c) =(a*b) + (a*c)

2(x + 3) =2*x + 2*3

            =2x + 6

A boat is heading towards a lighthouse, whose beacon-light is 132 feet above the
water. The boat's crew measures the angle of elevation to the beacon, 5º. What is the
ship’s horizontal distance from the lighthouse (and the shore)? Round your answer to
the nearest tenth of a foot if necessary.

Answers

Applying the tangent ratio, the horizontal distance, rounded to the nearest tenth, is: 1,508.8 ft.

What is the Tangent Ratio?

Tangent ratio, TOA, is expressed as, tan ∅ = opposite/adjacent.

The situation has been sketched in the diagram atatched below, where:

∅ = 5°Height of beacon = 132 ft (hypotenuse)The ship's horizontal distance from the light house = BC = ? (opposite)

Apply the tangent ratio:

tan 5 = 132/BC

BC = 132/tan 5

BC = 1,508.8 ft.

Therefore, applying the tangent ratio, the horizontal distance, rounded to the nearest tenth, is: 1,508.8 ft.

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A triangle has side lengths of 54, 72 & 90. Is it a right triangle? Explain.
No, there always has to be an odd number for it to work out to be a right triangle.
No, it is obtuse.
No, it is acute.
Yes, the Pythagorean Theorem works out to be equal.
Yes, because 52 + 72 > 90.

Answers

Answer: C: Yes, the Pythagorean Theorem works out to be equal.

Step-by-step explanation:

to test if a triangle is right angled or not, just use the Pythagorean Theorem:

a²+b²=c², where a and b are the two shorter sides of the triangle, and c is the longest side.

plugging this in:

54²+72² ?= 90²

2916 + 5184 ?= 8100

8100 = 8100

Yes! Its correct, so we know that this triangle is a right triangle. the justification is C: Yes, the Pythagorean Theorem works out to be equal.

Consider the line y=9x-5. Find the equation of the line that is perpendicular to that line and passes through the point (-3,-3)

Answers

Answer:

y=(-1/9)x-(10/3)

Step-by-step explanation:

Since the line is perpendicular to y=9x-5, the slope of that line would be the opposite of the reciprocal of the original slope value. In this case, the slope of the line would be -1/9. So we have y=(-1/9)x+? Since we know a point, (-3, -3), we can input this back into our original equation and we have: -3=(1/3)+? We simplify and we have ?=-10/3. Therefore the final equation of the line that is perpendicular to that line and passes through the point (-3,-3) is y=(-1/9)x-(10/3).  

What is the name of our number system?

Answers

decimal system is the name of our number system.

Answer:

Our Number System is Hindu Arabic Number System.

The digits are: 0,1,2,3,4,5,6,7,8,9


Which segments are perpendicular to
CD.

Answers

Answer:

GF where G is at (6,5) and F is at (10,2)

Step-by-step Explanation:

Perpendicular lines always have the negative reciprocal as the other line as their slope. This is such that (1/3) × (-3/1) = -1, so -3/1 is the negative reciprocal to 1/3.

This means we are looking for a line with the slope -3/4, and we can find the slopes by using the formula (y2 - y1)/(x2 - x1).

For the first option, LM, we get (9 - 3)/(-10 - 2) = 6/-12 = -1/2, so it is not this.

For the second option, GF, we get (2 - 5)/(10 - 6) = -3/4, which is the slope we were looking for. This means that the second option is our answer.

I hope this helps!


Saraid is dividing 1/4 pound of cashews into 5 plastic bags. What
fraction of a pound of cashews will be in each plastic bag?
Draw a model to help you solve.
(Please draw a model )

Answers

Answer: 20 Pounds

Step-by-step explanation:

1/4 X 5 = 1/20 then reverse it

20/1 = 20 Pounds

(may not be correct!!!)

Find the area of the polygon

Answers

Answer:

Area of a regular polygon formulas

Step-by-step explanation:

area = n * a * ri / 2 , having ri - incircle radius (it's also an apothem - a line segment from the center to the midpoint of one of its sides)

area = perimeter * ri / 2 , given ri and polygon perimeter.

area = n * (ri)² * tan(π/n) , given ri.

The difference between 2.4 and a number is 1.61, as shown below. What number should go in the box to complete the subtraction problem?

Answers

Answer:

4.37

Step-by-step explanation:

23.8+ 4.37= 28.17

A regular octagon has an apothem of approximately 3.5 cm and a perimeter of approximately 23.2 cm.
Find the area of the octagon.

Answers

Answer:

81.2 cm

Step-by-step explanation:

3. Consider the straight line x + y = 1 and the family of straight lines that pass
through the origin given by y = mx. As m changes the line rotates about the
origin. Solve these two systems of linear equation and find their points of inter-
section. Is there always a solution - If yes, briefly explain why. If not - for what
a
values of m is there no solution.

Answers

Answer:

solution: (1/(1+m), m/(1+m))no solution for m = -1 (lines are parallel)

Step-by-step explanation:

Two distinct lines will always have a point of intersection, provided they are not parallel. That is, the system of equations {x +y = 1, y = mx} will have a unique solution as long as m ≠ -1.

The solution to the system can be found by substitution:

  x +mx = 1

  x(1 +m) = 1 . . . . factor out x

  x = 1/(1+m) . . . . . divide by the coefficient of x; we must have m ≠ -1

  y = m/(1+m) . . . . find the y-coordinate of the solution

The point of intersection is (1/(1+m), m/(1+m)).

__

The above solution is undefined when the denominator is zero: m = -1. There is no solution for m = -1.

write as many mathematical expressions or equations as you can about the image include a fraction, a decimal number, or a percentage in each.
Fundraiser
our Goal
250,000

Answers

Answer:

110/250

Step-by-step explanation:

If the fraction goal is 250 then put the 250 as the denomanator and the 110 as the top common denomanator.

Percentage of funds raised is 44 % , Fraction of funds raised is (11/25) and Fraction of funds raised in decimal form is 0.44.

What is Percentage?

To find the % of a number, divide it by its value, then multiply the result by 100. Percentage is a relative value that denotes one tenth of any quantity. As one percent (symbolised as 1%) is equal to one tenth of anything, 100 percent stands for everything, while 200 percent refers to double the amount specified.

As per the given data:

In the diagram given, we can find the total amount of funds to be raised and the amount of fund which is raised currently.

Total amount to be raised = $250,000

Amount already raised = $110,000

Percentage of funds raised = (110,000/250,000) × 100 = 44 %

Fraction of funds raised = (110,000/250,000) = (11/25)

Fraction of funds raised in decimal form = 0.44

Hence, Percentage of funds raised is 44 % , Fraction of funds raised is (11/25) and Fraction of funds raised in decimal form is 0.44

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(The question is incomplete, the complete question is given below.)

The bike store marks up the wholesale cost of all of the bikes they sell by 30%.

Andre wants to buy a bike that has a price tag of $125. What was the wholesale cost of this bike?

The wholesale price was $

Answers

( 10 / 13 ) * 125 = original price

( 10 / 13 ) * 125 = 96.15

Find the product of -8y^2(2y^2+7y-5) PLEASE HELP

Answers

The answer is -16y^4 - 56y^3 + 40y^2
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