Mark M.

09/28/16

word problem

Casey is retiring and has $2.5 million to invest in stocks and bonds. Casey estimates that the stocks will have an average return of 9.5% and the bonds will pay 7% simple interest. Casey wants... more

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Roots

09/27/16

Word problem

Mr. Fair has ordered new chairs for the school gym. He ordered a total of 84 chairs for family and guests to sit in. If he arranges the chairs in one large square, how many chairs will not fit into... more

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Math

09/27/16

3.9x0.5+4 5/6÷3 3/7=

Pemdas question

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Brackets In Algebra 1

09/27/16

solving with numbers in brackets

In Algebra I am given the following problem: 6 (1 - 3) - [8 (7 + 3)] Please help me.

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Fraction Values

09/27/16

Subtracting from fractions

In Algebra 1 I am given the following question: The same number may be subtracted from both the numerator and the denominator of a fraction without changing the value of the fraction. True or... more

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Word Problem

09/27/16

Hans needs to rent a moving truck

Hans needs to rent a moving truck. Suppose company A charges a rate of $40 per day and company B charges $60 fee plus $40 per day. For what number of days is the the same ?

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Algebra 1 Algebra

09/27/16

When Tom started his job, he owed the company $65 for his uniforms. He is earning $13 per hr. The cost of his uniforms is withheld from his earning.

When Tom started his job, he owed the company $65 for his uniforms. He is earning $13 per hr. The cost of his uniforms is withheld from his earning. Write an equation that models the total money he... more

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Applications And Modeling With Linear Equations

09/27/16

how much fruit juice must be added to juicy juice, which is 10% fruit juice, to make 50 gallons of a punch that is 46% fruit juice

There has to be a table and I don't understand what goes with what?

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Trigonometry

09/27/16

Distance, Relation?

You're at the top of a 280ft building, a car is driving away from the building. From the car's position 1, the top of the building is 48 degrees from horizontal. From the car's second position, the... more

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Trigonometry Precalculus Homework Trigonometric Form

09/27/16

elevation to the crossbar 24 degrees.forward 6 yards closer and AOE is 38 degrees. How far is nick from the goal posts and how high is the crossbar?

Nick is standing on the football field looking at the goal posts, getting ready to kick a field goal. He measures the angle of elevation to the crossbar and gets 24 degrees. He then moves straight... more

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Other

09/27/16

Half-life question

Suppose that a severe virus is impacting a bee colony and the population of bees has a half-life of 5 days. What percentage of the original bee colony would be surviving after 15 days of decay, if... more

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Logarithms

09/27/16

0.475= 2-[log(%)] How do i get the percentage?

Absorption (A) = 0.475 %= dilution Equation is A= 2-[log(%)]

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Math

09/26/16

12 red 20 green 17 blue what is probability of pulling a red one from all colors

Determining what the probability answer would be. Looking for all possibility answers and how they are mathmatically written as answers.

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Distrubutive Property

09/26/16

how do we use the distributive property for 3(-2m -4) +3

how does the distributive property work in this equation

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Paint Equation

09/26/16

Systems of equations

One mixture of paint has 35% pigment. Another mixture has 10% pigment. If you want 11 gallons of paint that has 23% pigment, how many gallons of each mixture should you use? Express your answer in... more

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Math Word Problem

09/26/16

Carl earned $10.50 per hour and worked for 2.5 hours How much did he earn?

Please solve beacuse I really need help!!!!!

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Precalculus

09/26/16

Write equation that yields the same y-values when the exact year number is entered.

The linear equation y=473x+3420 provides an approximation of the annual cost (in dollars) of health insurance for a family of 3, where x=1 represents 1984, x=2 represents 1985, and so on. Write... more

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Aqwzsxcdfertgbvgftyhbnnjukipmlo

09/26/16

a water tower leaks at 3 1/2 gallons per 41 minutes what is the rate in cups per second

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Math Word Problem

09/26/16

Is the contractor correct? If not, what error did the contractor make?.

A hospital needs a circular landing pad for their helicopter. The landing pad should be 5000 square feet. The contractor calculated that the pad would need to be about 40 feet across.

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Applications Of Linear Equations

09/26/16