Terry rides his bicycle 4/5 mile in
6 minutes. If he continues at this rate,
how far will he travel in 21 minutes?

Answers

Answer 1
2.8 miles

using the rate formula (r=d/t) he travels about .13 miles a min. multiply that by 21 and you get 2.8 miles

Related Questions

Add. Write your answer in simplest form. 50 points plllls X infinite help me

3/8+2/5

Answers

Answer:

31/40

Step-by-step explanation:

Find the common denominator

15/40 + 16/40 = 31/40

Let me know if this helped. Brainliest is appreicated <3

A customer pays $96 for six pillows if each pillow cost the same amount what is the cost per pillow in dollars

Answers

96 / 6 = 32 / 2 = 16 / 1 = 16 per pillow

Answer:

16$

Step-by-step explanation:

96$ for 6 pillows, so divide that cost by 96$/6=16$ per pillow

What would be the best first step in solving this system?
x^2-x+3y=5
x=2y-1

A. Isolate y in the second equation

B. Substitute for x in the first equation

C. Isolate x in the first equation

D. Substitute for y in the second equation

Answers

Answer:

  B.  Substitute for x in the first equation

Step-by-step explanation:

The solution to a system of equations in which one is quadratic and the other is linear will necessarily involve solving a quadratic equation. Generally, we want to arrive at that quadratic as early as possible in the solution process.

Here, we have a linear expression for x, so it is pretty simple to use that to substitute for x in the first equation:

  (2y -1)² -(2y -1) +3y = 5 . . . . substitute for x

  4y² -4y +1 -2y +1 +3y = 5 . . . . eliminate parentheses

  4y² -3y -3 = 0 . . . . quadratic in y in standard form

This does not have integer solutions, so it is perhaps best solved using the quadratic formula.

  [tex]y=\dfrac{-(-3)\pm\sqrt{(-3)^2-4(4)(-3)}}{2(4)}=\dfrac{3\pm\sqrt{57}}{8}[/tex]

__

Additional comment

A best first step might be to input both equations to a graphing calculator and let it show you the solutions.

2. A father offers three portions of his crop land to his daughter for a corn maze. All
portions are circular and the daughter can only choose one portion. The first
portion has an 875 feet radius. The second portion has a 1715 feet diameter. The
third portion has a 5305 feet circumference. The daughter does not want more
than 2,250,000 square feet of corn maze. Which of the portions will be chosen by
the daughter?

Answers

If the daughter does not want more than 2,250,000 square feet of the corn maze, hence she will choose all the portions

Circumference and area of circles

The formula for calculating the area of circle is expressed as;

A  = πr²

r is the radius of the circle

If r = 875ft

A = 3.14(875)²

A = 2,404,062.5squar feet

For the diameter = 1715feet

r = 1715/2

A = 3.14(1715/2)²

A =2,308,861.625 square feet

For the third portion has a 5305 feet circumference;

5305 = 2(3.14)r

r = 844.74ft

A = 3.14(844.74)^2

A = 2,240,686.70

If the daughter does not want more than 2,250,000 square feet of the corn maze, hence she will choose all the portions

Learn more on area of circle here; https://brainly.com/question/28956

the person above has the correct work.. but the answer is  the portion with the 5305 feet circumference.

Reuben runs 5 miles in 30 minutes. How many miles does he run per minute?

Answers

1/6 of a mile per minute

The measure of an angle is 23°. What is the measure of its supplementary angle?

Answers

Answer:

If one angle is 23 then the other is 180-23 = 157

one angle is the supplementary of other

23 is the supplementary of 157

157 is the supplementary of 23

what is 1/13 as a decimal?

Answers

Answer:

0.076923 in decimal or 0.08

PLEASE ANSWER THIS MATH: 10 CATS IS CRYING IN BED AND 1 CAT IS NOT CRYING IN BED and 1 cat is missing some cats are missing? level:easy 5point


what are the given?
what is answer?
what is crying?


please answer this

Answers

Answer:

8

Step-by-step explanation:

10 -1-1

that's all I can think

What is the product of 46 and 7.7 \times 10^57.7×10
5
expressed in scientific notation?

Answers

Answer:

354.2

Step-by-step explanation:

100 POINTS AND BRAINLIST

Answers

Cash be AChecks be BP(A)=62/100

P(B}=34/100

So

P(AUB)=P(A)+P(B)

P(AUB)=62+34=96

Mary and Vincent climbed up a rock wall at the park, Mary climbed 3/4 the way up the wall, Vincent climbed 3/8 of the way up the wall, who climbed higher

Answers

Answer:

Mary

Step-by-step explanation:

You have to change the fractions so that the denominator is the same in both of them. To do this, you can multiply the numerator and denominator in 3/4 by 2. This would equal 6/8.

6/8 > 3/8

This shows that Mary climbed higher.

Find the value of xx, yy, and zz in the rhombus below.

Answers

Answer:

Step-by-step explanation:

Opposite angles of a rhombus are congruent, so [tex]6x+8=86 \longrightarrow x=13[/tex]

Also, adjacent angles of a rhombus are supplementary, so [tex]86+5z+4=86+7y+3=180 \longrightarrow y=13, z=18[/tex]

Complete the table below. Use the information to answer the questions below. After how many hours will the amount of rainfall be 28 inches if it continues at this rate how many inches of rain will fall after 6 hours

Answers

Answer:

Step-by-step explanation:

0 hours is 0, 1 is 3.5, 2 is 7, 3 is 10.5, 4 is 14, 5 is 17.5.

The sales tax in the town where Amanda lives is 8%. Amanda paid $40 in sales tax on a new stereo. What was the price of the stereo?

Answers

$500, 40 divided by 8=5, 5x100= 500

The scale model of a car is 5% of the size of the actual car. The length of
the model is 9 inches. How many feet long is the actual car?

Answers

Answer:  15 feet

Explanation:

x = length of the actual car in inches

5% of x = 9 inches

0.05x = 9

x = 9/(0.05)

x = 180 inches

Divide by 12 to convert from inches to feet.

180 inches = (180/12) feet = 15 feet

The measure of the
intercepted arc of a
central angle is 24°
What is the measure of
the central angle?

Answers

Answer: 24 degrees

Step-by-step explanation:

The measure of a central angle is equal to the measure of the arc that it intercepts.

"four more than the value of x is at least eight", and solve for x.

Answers

Answer:

X >= 5

Step-by-step explanation:

8 - 4 = 4

So X can be any number greater than or equal to 5.

Hope this helps - have a nice day! :)

Solve for m

4(1 + 0.5m) = 7m

Answers

Answer:

[tex]m=\frac{4}{5}[/tex]

Step-by-step explanation:

Expand 4(1+0.5m): 4+2m

[tex]4\left(1+0.5m\right)[/tex]

[tex]a=4,\:b=1,\:c=0.5m[/tex]

[tex]=4\cdot \:1+4\cdot \:0.5m[/tex]

Simplify 4*1+4*0.5m: 4+2m

[tex]4\cdot \:1+4\cdot \:0.5m[/tex]

[tex]\mathrm{Multiply\:the\:numbers:}\:4\cdot \:1=4[/tex]

[tex]=4+4\cdot \:0.5m[/tex]

[tex]\mathrm{Multiply\:the\:numbers:}\:4\cdot \:0.5=2[/tex]

[tex]=4+2m[/tex]

[tex]4+2m=7m[/tex]

[tex]\mathrm{Subtract\:}4\mathrm{\:from\:both\:sides}[/tex]

[tex]4+2m-4=7m-4[/tex]

[tex]\mathrm{Simplify}[/tex]

[tex]2m=7m-4[/tex]

[tex]\mathrm{Subtract\:}7m\mathrm{\:from\:both\:sides}[/tex]

[tex]2m-7m=7m-4-7m[/tex]

[tex]\mathrm{Simplify}[/tex]

[tex]-5m=-4[/tex]

[tex]\mathrm{Divide\:both\:sides\:by\:}-5[/tex]

[tex]\frac{-5m}{-5}=\frac{-4}{-5}[/tex]

[tex]\mathrm{Simplify}[/tex]

[tex]m=\frac{4}{5}[/tex]

Franklin treated his sister to lunch while visiting her in Ashland. Their lunch cost $75 and the sales tax in Ashland is 8%. If Franklin left a 20% tip on the 75$ how much in total did he pay

Answers

Answer: $97.2

Step-by-step explanation: 75+8%/100=81+20%/100=97.2

If their lunch costs $75 and the sales tax in Ashland is 8%. If Franklin left a 20% tip on the 75$. He will totally pay $ 97.2.

What is the percentage?

It's the ratio of two integers stated as a fraction of a hundred parts. It is a metric for comparing two sets of data, and it is expressed as a percentage using the percent symbol.

The usage of percentages is widespread and diverse. For instance, numerous data in the media, bank interest rates, retail discounts, and inflation rates are all reported as percentages. For comprehending the financial elements of daily life, percentages are crucial.

It is given that, Franklin treated his sister to lunch while visiting her in Ashland. Their lunch costs $75 and the sales tax in Ashland is 8%. If Franklin left a 20% tip on the 75$.

We have to apply arithmetic operations in which we do the addition of numbers, subtraction, multiplication, and division. It has basic four operators that are +, -, ×, and ÷.

If their lunch costs $75 and the sales tax in Ashland is 8%.

= 75+8% of 75

=75+(8/100)×75

=81

If Franklin left a 20% tip on the 75$

=81+20% of 81

=$ 97.2

Thus, if their lunch costs $75 and the sales tax in Ashland is 8%. If Franklin left a 20% tip on the 75$. He will totally pay $ 97.2.

Learn more about the percentage here:

brainly.com/question/8011401

#SPJ2

Help me with factoring

Answers

(x+2)(x-7)(x-7)(x-9)

Please help with factor trees, if u click here there will be the question

Answers

56
14. 4
7. 2. 2. 2

Answer:

Spot 1:   14

Spot 2:   7

Step-by-step explanation:

To fill in the first empty spot, we just have to look at the other side.

We can see that the factor on the right is 4

That means the factor on the left has to multiply by 4 to get 56

To find which number that is, we divide 56 by 4

56 ÷ 4 = 14

So, the first spot is 14

Then, to find the spot below it, we need a number that multiplies by 2 to get 14

Well, 14 ÷ 2 = 7

The second spot is 7

Please help me! 15 points for answering

Answers

Answer:

This statement is not true. (Alternate Interior Angles Theorem)

Step-by-step explanation:

<6 and <3 are both interior angles, meaning that they are on the interior of two transversals. They are also alternating the transversal, so they are alternate interior angles. The Alternate Interior Angles Theorem states that if a transversal crosses the set of parallel lines, the alternate interior angles are congruent. This means that <6 and <3 would be congruent to one another, so they would have to measure the exact same degree. Hope this helps! :)

I have no idea how to go about this question, how would I do it?

Answers

Answer:

30 cm

Step-by-step explanation:

18x1.66666667=30

Hope this helps :)

SOMEONE PLS HELP I NEED IT I SUCK AT MATH

Answers

Answer:

b){ f(x)| –∞ < f(x) ≤ 4}

Step-by-step explanation:

I took a test recently on this and am not really sure how to explain it.

Hope this helped.

A brainliest is always appreciated.

4
• You Try!
Find the midpoint of the two following points (1,3) (3, 11)

Answers

x1+x2/2 + y1 +y2/2

= 1 +3/2 + 3+11/2

= (2;7)

Use the properties of logarithms to expand the logarithm as much as possible. Rewrite the expression as a sum, difference, or product of logs.



log(x3y−8−−−−−−√)

Answers

Answer:

You are multiplying two factors in the argument.  So we add the logs.

log(x4y3) + log((x2y5)1/3)

log(x4y3) + log(x2/3y5/3)

For each log term. The arguments are being multiplied.  So we further add the logs.  Also, any exponents become of the coefficients of logs.

4log(x) + 3log(y) + (2/3)log(x) + (5/3)log(y)

Combine like log terms.

(14/3)log(x) + (14/3)log(y)

Hope it helps!!!!!!brainliest pls!!!!!!

Tyler has to figure out the amount of metal to cover the back of the shelves in Mrs. Edwards room. These are the dimensions. What is the amount of metal he will need to cover the back of the shelves?

210 square inches

108 square inches

180 square inches

36 square inches

Answers

The amount of metal he will need to cover the back of the shelves is 180 inches².

The figure above is like a composite figure. Therefore, lets find the area.

Area of the composite figure

The area of the figure is the sum of the whole individual 2 dimensional shapes in the composite figure.

Therefore, two rectangles can be drawn from it.

area of rectangle = lw

where

l = length

w = width

Therefore,

area of rectangle 1 = 9 × 8 = 72 inches²

area of rectangle 2 = 6 × 18 = 108 inches²

Total area = 108 + 72 = 180 inches²

Therefore, the amount of metal he will need to cover the back of the shelves is 180 inches².

learn more on area here: https://brainly.com/question/25849553

algebra fraction thing!!! pls explain I'm so lost??? like I don't see why the answer isn't 2n-2? did my teacher make a mistake or am I missing something?​

Answers

Answer:

a.

Step-by-step explanation:

[tex] \frac{n - 9}{2n - 5} + \frac{3n - 1}{2n - 5} [/tex]

Since the denomaitor is the same, just add straight across.

[tex] \frac{4n - 10}{2n - 5} [/tex]

The numerator can be factored.

The greater common factor is 2 so we have

[tex] \frac{2(2n - 5)}{2n - 5} [/tex]

Notice that the numerator and denomiator are the same.

This means they will divide out to 1 so we have

[tex]2[/tex]

NO LINKS!! Part 8: Please help me with this problem​

Answers

Answer:

Step-by-step explanation:

here !

Answer:

Step-by-step explanation:

in 10 hrs distance covered=speed×time=15×10=150 nautical miles.

x²=600²+150²-2×600×150×cos 20°

x²=360,000+22,500-180,000×cos 20°

x=√(382,500+180,000×cos 20°)

x\approx 742.73 nautical miles

time taken=742.73/15 \approx ~49.52 hours

total time taken=10+49.52=59.52 hours

applying sine formula

[tex]\frac{sin ~B}{150} =\frac{sin~20}{742.73} \\\sin~B=\frac{150}{742.73} \times~sin~20\\B=\sin^{-1} [\frac{150}{742.73} \times \sin~20]\\B\approx~3.96 ^\circ\\B\approx 4^\circ[/tex]

so it has to make a turn=20+4=24°

A company that manufacturers coffee for use in commercial machines monitors the caffeine content in its coffee. The company selects 50 samples of coffee every hour from its production line and determines the caffeine content. From historical data, the caffeine content (in milligrams, mg) is known to have a normal distribution with σ = 7.1 n. During a 1-hour time period, the 50 samples yielded a mean caffeine content of y = 110 mg.

a. Identify the population about which inferences can be made from the sample data.
b. Calculate a 95% confidence interval for the mean caffeine content μ of the coffee produced during the hour in which the 50 samples were selected.
c. Explain to the CEO of the company in nonstatistical language the interpretation of the constructed confidence interval.

Answers

it’s a ! thankyou have a very nice day
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