02/24/15

Fraction Help
if  1 - 1 = 1 what is the value of x?     _   _    _      7   8    X
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02/24/15

A roofer requires 10 h to shingle a roof. After the roofer and an apprentice work on a roof for 5 h, the roofer moves on to another job.
A roofer requires 10 h to shingle a roof. After the roofer and an apprentice work on a roof for 5 h, the roofer moves on to another job. The apprentice requires 9 more hours to finish the job. How... more
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02/24/15

how man choride ions are in 4.5 moles of cacl2
 how man choride ions are in 4.5 moles of cacl2?
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02/24/15

Event Not Occurring
You have 19 pairs of socks in your drawer, of which 4 are black, 9 are brown and 6 are white.If you have to reach into the drawer in the dark and pick a pair of socks, what is the probability that... more
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02/24/15

what is the formula for finding n in compound interest
A=P(1+(r/100))^n
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02/24/15

complete the following table summarizing the amounts of nitrogen and oxygen produced upon the decomposition of the sample of dinitrogen monoxide.
            Mass N2O       Mass N    Mass OSample A 2.85 g          1.82 g       1.03 gSample B 3.15 g           _____       _____     Use the Law of Constant Composition
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02/24/15

A ball will be filled with helium.if the ball has a diameter of 24 inches what is the maximum amount of helium that the ball may hold
A ball will be filled with helium.if the ball has a diameter of 24 inches what is the maximum amount of helium that the ball may hold
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02/24/15

the sum of three times a number and the number is 36 . what is the number
The sum of three times a number and the number is 36 what is the number?
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02/24/15

Trigonometry and Geometric Modeling
What is the magnitude of the vector = <4, 7>?
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02/24/15

5 players received a score from 0-100 inclusive. Their average score was 80. What maximum number of players could have scored 50?
Please give a step-by-step solution to the SAT question. Thanks.
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02/24/15

Calculating Equilibrium Concentrations
Consider the reaction:   CO(g)+NH3(g)<=>HCONH2(g), Kc=0.840.   If a reaction vessel initially contains only CO and NH3 at concentrations of 1.00 M and 2.00 M, respectively, what will the... more
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02/24/15

Find the measure of an angle, if its supplement measures 20 degrees more than twice its complement
Need to use the DVPES system to solve
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02/24/15

Simplifying help please
simplify : (5+m)²+(m-2)(m+2)-2m(m+5) ; (c+3)²-2c(c-2)+(c-4)(c+4). Help please...
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02/24/15

Suppose 4.5 liters of water come out of a faucet each minute for how many minutes was the faucet on if 48.6 liters of water came out
Suppose 4.5 liters of water come out of a faucet each minute for how many minutes was the faucet on if 48.6 liters of water came out
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02/24/15

Using the function b(t)=4(2)t , figure the average rate of change in bacteria.
This is what I am doing. This is the question:    At the beginning of an experiment, the number of bacteria in a colony was counted at time t=0.  The number of bacteria in the colony 5 minutes... more
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02/24/15

Would you rather have $225 or a stack of quarters, stacked one on top of the other, that reaches the top of your head?
I am roughly 5 feet 1 in tall from my head to my toes. Please show all work and explain each step.
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02/24/15

Factor Completely: x^4-15x^3+81x^2-185x+150
I'm confused on how to do this question
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02/24/15

What is the tangential speed of the tip of a 16-cm long second hand of a wall clock in cm/s?
I need help with this problem i have no clue where to even begin with it. Everything i try is the wrong answer. 
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02/23/15

Factor Polynomials
Factor 2y^3-54z^3
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02/23/15

Factor Polynomials
Factor 9x^10+12x^5+4
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02/23/15

What is true when compacting soil next tot a foundation wall when it has a fill height of 9 feet
Need to know if it should be compacted using a handheld piece of equipment and if so what is the minimum distance from the wall. should the heavy rollers go any closer than their width.  or should... more
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02/23/15

What is the function?
Took a pretest and this one stumped me. Any help would be greatful   http://i.gyazo.com/6703f24740c64115aae5d96dabaf09c6.png
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02/23/15

# 3 Volume of a cone: Exact answers in terms of pi
Find the volume of a cone with a base radius of 3ft and a height of 7ft. Write the exact volume in terms of pi , and be sure to include the correct unit in your answer.
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02/23/15

word problem
 what is the mass of an object that creates 33750 joules of energy by traveling 35 m/s
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02/23/15

word problem
the longest side of a triangle is three inches longer than the shortest side. the medium side is two inches longer than the shortest side. if the perimeter of the triangle is 20 inches, what are... more
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