07/12/16

guide/heavy metal: homonym/homograph
i really cant think of the word for these 2 neither can i for the other question
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07/12/16

mean of 60 and a standard deviation of 3, the approximate percentage of data values that is expected to fall between 51 and 69 is
mean of 60 and a standard deviation of 3, the approximate percentage of data values that is expected to fall between 51 and 69 is 99.7%,78%,95%,68%
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07/12/16

standard form
express 43 billion in standard form
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07/11/16

company making tables 9.5 14
The daily profit P in dollars of a company making tables is described by the function P(x)=−6x2+336x−4410?, where x is the number of tables that are manufactured in 1 day. Use this information to... more
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06/15/16

Find the range, variance, and standard deviation for the sample data.
Listed below are the gross amounts (in millions of dollars) earned in box office receipts for a recent movie. The amounts are listed in order for the first 14 days of the movies release. Find the... more
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06/12/16

%10 of $90000 divided between 15 people. How much $ would each of the 15 people get?
10% of 90000 shared between 15 people. how much $ would each person get ?
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06/08/16

could someone help validate my answers?
A. -5(-6)(-7) -5(42) -210   B. -8(2-7)-9(3-5) 8(-5)+18 -40+18 -22   C. (-4/3)^2 -4/3 x -4/3 16/9   D. 4/9 x 27/8  and i got 3/2   are these correct? please help    
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06/07/16

The polynomial 5x^2+15x has factors of 5x and which of the following ?
The polynomial 5x^2+15x has factors of 5x and which of the following ?
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06/07/16

How does dalton's Law relate to scuba diving?
  the total pressure of a gas mixture equals the sum of the partial pressures that make up the mixture   That's basically all i know
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06/07/16

prealgebra
Hi again, there are a couple of questions I'm stuck on and I was wondering if anyone could help? Here's the word problem- The local swim center is making a special offer. They usually charge $7 per... more
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06/06/16

word problem
The surface of the dead sea is approximately 408 meters below sea level. Its greatest depth is 330 meter. I n contrast Mt.Everest reaches a height of 8850 meter. What is the difference in elevation... more
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06/05/16

New Current..?
A resistor is placed in a circuit. The current in the circuit is 2 amperes and the voltage drop across the resistor is 8 volts. The voltage is then increased to 12 volts. What will be the new... more
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06/05/16

If l is walking 5mph and s is walking 6mph but s leaves a half hour before l how long before they meet and after how many miles?
Rxtime=distance
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06/01/16

What is the magnitude of the centripetal acceleration of the car as it goes around the curve?
A 2,000-kilogram car travels at a constant speed of 15 meters per second around a circular curve of radius 20 meters. What is the magnitude of the centripetal acceleration of the car as it goes... more
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05/31/16

A circle centered at the origin meets the line -7x+24y=625 tangentially. Find coordinates for the point of tangency.
Please explain how to get the answer step by step.
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05/31/16

Standard deviation question+answer
The question:   The ages, x years, of 150 cars are summarised by     ∑x = 645 and ∑x2 = 8287.5   Find ∑(x-y)2 where y denotes the mean of x.     The answer:   y= 4.3   standard... more
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05/29/16

What would the answer be here? i'm lost.
A space probe is being prepared for a deep-space mission. The engineers have divided the trip into five segments based on the required changes in motion, as noted in the table. During which parts... more
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05/26/16

Help trig!!!
A=15.6° b=10.25 c=5.5 a=?
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05/25/16

Question below
 The tap on a tank has been left on and water is running out.  The volume of water in the tank after one hour is 100 L and after five hours the volume is 20 L.  Assuming the relationship is linear,... more
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05/24/16

the population of turtles is 5000 and decreasing by 2% each year. What will the population be in 5 years?
pls hurry
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05/24/16

Solve for m & n for a cubic using derivatives (stationary points)
If f(x) = x^3+mx^2+nx and has stationary points at x=2 & x= (-4/3) find coefficients m & n. Please help
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05/24/16

HI! How does Gay Lussac's law relate to scuba diving?- YEAR 11 CHEMISTRY
For my assignment, i have to give a report on the importance of chemistry in scuba diving. i have done my abstract, however i don't know what to say about Gay Lussac's Law. I know what it is and... more
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05/22/16

Calculating averages
a baseball player got 204 hits in just 540 at bats. Averages are usually calculated out of a thousand. What was his batting average.
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05/22/16

Find each sum or difference of the complex numbers
(2-i)-(-3+2i)
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05/22/16

In triangle ABC, angle A is 6 times the measure of angle C, and angle C is twice the measure of angle B. What is the measure of angle B?
In triangle ABC, angle A is 6 times the measure of angle C, and angle C is twice the measure of angle B. What is the measure of angle B?
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