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The equation y = 6.3x + 67.4 is the equation of a linear model in a scatter plot comparing the ages of boys between 2 and 10 years old open (x) and their average heights in centimeters open (y).What is the average height of a 5-year-old boy?98.9 cm78.7 cm67.4 cm62.4 cm

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general 11 months ago 5652

Major help with this!What is the volume of a right circular cylinder with a radius of 5 cm and a height of 12 cm?60π cm³120π cm³300π cm³1200π cm³The volume of a cylinder is 225π cm³ and its height is 9 cm.What is the length of the cylinder's radius?Enter your answer in the box.What is the volume of a right circular cylinder with a base diameter of 6 m and a height of 5 m?Enter your answer in the box. Express your answer using π .What is the volume of a right circular cylinder with a base diameter of 17.5 ft and a height of 24.5 ft?Enter your answer in the box. Use 3.14 for pi and round only your final answer to the nearest hundredth.A right circular cylinder has a height of 20 1/2 ft and a diameter 115 times its height.What is the volume of the cylinder?Enter your answer in the box. Use 3.14 for pi and round only your final answer to the nearest hundredth.

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general 11 months ago 5128

Which statement is true about this argument? Premises: If two angles form a linear pair, then they are supplementary. If two angles are supplementary, then the sum of their measures is 180°. Conclusion: If two angles form a linear pair, then the sum of their measures is 180°.

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general 11 months ago 6021

A computer cost 1389.93 including tax if the tax rate is 7% find the price of the computer before taxes

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general 11 months ago 9603

After the drama club sold 100 tickets to a show, it had $300 in profit. After the next show, it had sold a total of 200 tickets and had a total of $700 profit. Which equation models the total profit, y, based on the number of tickets sold, x? a. y – 300 = 4(x – 100)b. y + 300 = 4(x + 100)c. y + 300 = 2.5(x + 100)d.y – 300 = 2.5(x – 100)HELPPPPPPPPPPP

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general 11 months ago 5745

Rodrigo is starting his own part time business. He plans to earn $25 per hour. He has the following expenses each month, $750 for overhead, $110 for phone and fax and $75 for materials. a. Write an equality that describes the number of hours h he must work to earn a profit of $625. b. How many hours should he have worked to earn a profit of at least $625?

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general 11 months ago 5484

Kalesha is purchasing a laptop. The original price of the laptop is $900. The store is offering 10% off on all computers. Kalesha has a $100 gift card.How should Kalesha determine the amount she will pay for her computer? Subtract $100, then take 10% off.Take 10% off, then subtract $100.Kalesha will pay The answer is : $710

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general 11 months ago 6153

A hummingbird can travel up to 15 meters per second. What is the hummingbirds speed in miles per hour? 1 mile = 1609 meters

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general 11 months ago 1149

Which is a correct classification for the triangle? equiangular triangle obtuse triangle acute triangle right triangle Triangle with two angles labeled 22 degrees and 63 degrees

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general 11 months ago 6457

If a person starts investing $100 per month starting at age 21, and that money earns a 7% return every year, how much will this person have when turning 70 years old? For ease of calculation, assume starting balance of $0 and annual contributions of $1,200 (12*$100

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general 11 months ago 4429

Russel wants to buy 3 identical gift cards. He wants to make sure his total cost is no more than $2 above or below $60. Which of the following inequalities represents this situation?

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general 11 months ago 9638

Hey i need help! no stupid answers! The question is on the pic, thanks!I will make brianly!

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general 11 months ago 5934

There is a 12% sales tax. The pre-tax cost of a mobile phone is $280. What is the tax payable on this mobile phone?

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general 11 months ago 6302

Consider the polynomial 9x2 – 16. What is the value of ac? What is the value of b? What two numbers multiply to get ac and add to get b? The factored form of 9x2 – 16 is

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general 11 months ago 1921

What is the measure of an exterior angle of a regular 7-sided polygon?Enter your answer as a decimal in the box.Round to the nearest tenth of a degree.

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general 11 months ago 7474

writing an inequality for x that would give this rectangle a perimeter of at least 300 ft.Length: 3ftwidth formula: x+5ftplease show steps!

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general 11 months ago 2468

What is the solution to the system of linear equations?6x+7y=594x+5y=41 how do you do it

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general 11 months ago 1942

A butter block weighs 200g the dimension of the block is 8cm by 5cm by 6cm what is the density to 3 decimal places?

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general 11 months ago 4281

The equation of line q is 5y - 4x = 10. Write the standard form of the equation of the line that fits the following description: parallel to q and passes through the point at (-15, 8)

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general 11 months ago 1084

Jermaine’s father owes $6,300 in interest at the end of a 60-month car loan at a 7% simple annual interest rate. What was the original loan amount?

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general 11 months ago 6479