Arthur D.

Dimensions

11/15/15

A police officer seals off the scene of an accident using a roll of yellow tape that is 396 feet long.

What dimensions should be used to seal off the maximum rectangular area around the collision? Also find maximum area.

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Algebra

11/15/15

I was able to solve all the problems, except for d

Hello, i'm preparing for college algebra and see this is a question in my practice book. Can anyone walk me through this?6. Luke wants to purchase custom-made mugs to advertise his business. Two... more

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Width Height

11/15/15

What is the height and width of a box of the volume is 768 cubic inches and the area is 448 square inches?

An open box (with no lid) has a square base and four sides of equal height. The height is 4 greater than the length abs width. What are the dimensions of the box if the volume is 768 cubic inches... more

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Rounding Trail And Improvement Trial And Improvement

11/15/15

Trail and improvement

I have to find x to 1 decimal place in the equation: 2x^2 +6 = 103 I have done trail and improvement and have concluded that 7 is to big and 6.9 is to small. 6.95 gives the answers 102.605 and... more

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Algebra

11/14/15

see question below

gary and his assistant can rake the sand on a beach volleyball court together in 20 minutes. if his assistant could do it alone in 70 minutes, how many minutes would it take for gary to rake the... more

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Math Word Problem

11/14/15

Unsolvable? You have 12 balls.... Word. Problem /riddle

Unsolvable? You have 12 balls, all looking the same. One is lighter OR heavier. You have a balance scale to discern weight . You are allowed to weigh 3 times, after which you have to name the ball.... more

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Math Percentage

11/14/15

Diana invests $25000, at the end of the year she will receive 7% interest, but will have to pay 16% tax on the interest received. The question r in description

How much interest will Diana earn after she pays the tax? I don't understand how you would do the problem. My teacher explained it to me by explaining that you would find out how much 7% is and how... more

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Area

11/14/15

area of circle

In a circle two chords are given which parallel.Mid point of AB is M and that of CD is N AB=12 cm , CD=16cm and OM=8 cm .Find ON.

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Algebra, Exponents, Negative

11/14/15

85 = 219.37e^-0,155x. Solve x.

I have this equation : 85 = 219.37e^-0,155x and the question is "Solve x."

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Perimeter Word Problem

11/14/15

The perimeter of a pool is 77 meters... What is the length and width?

Can this question be answered? The perimeter of a pool is 77 meters. The figure on the blue print shows 3 cm x 8 cm. What is the length and width?

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Other

11/14/15

Math problem

At 6 am a bus left Dover at 40 miles per hour. a delivery van left Dover 1 hr later on the same route at 55 mile per hour. At what time did the van take over the bus?

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Other

11/13/15

I need help with a word problem

You wish to build a concrete walk around your garden that measures 12 meters by 16 meters to enlarge the total area to 285 square meters. What will be the width of the walk?

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Math Help

11/13/15

2 1/7x (4 1/2- (3 1/4-1 2/7 x (3 1/2 - 1 2/3 x 3 1/2) )

Can I the answer to this question?

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Math Help

11/13/15

Ali can run 1/4 of a mile in 1/10 of an hour. If she continues to run at this pace, how long will it take Ali to run 2 miles?

please help I am stuck and I have asked for help from all of my friends and family and they don't know either.

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Algebra

11/13/15

the denominato exceeds the numerator by 7 If 3 is added to the numerator and 1 is subtracted from the denominator theis equal to 4/5. find the original fraction

i need to no this answer quickly!

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Trignometric Functions

11/13/15

How many values of ? (0°=?<360°) are solutions to this equation? sin(?)=0

need help

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Factors

11/12/15

a is less than 75. the number has 12 and 5 as factors. find the number show how you found it

What is the number that is less than 75

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Algebra Word Problem

11/12/15

8th grade Algebra

Trying to help my daughter, but it has been too long... Cant find a cheat sheet to help me get started with equation: A furniture manufacturer is going out of business and wants to maximize... more

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