03/02/24

Solve the problem. (Round your answer to the nearest cent.)

A used piece of rental equipment has 4 years of useful life remaining. When rented, the equipment brings in $300 per month (paid at the beginning of the month). If the equipment is sold now and... more
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03/02/24

Using molarity to find solute moles and solution volume
Calculate the volume in liters of a 3.29 x 10^−4 mol/L magnesium fluoride solution that contains 175.g of magnesium fluoride MgF2. Be sure your answer has the correct number of significant digits.
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03/01/24

A right circular cylinder is inscribed in a right circular cone with altitude 7 and radius of the base 6. What is the greatest possible volume of the cylinder?

A right circular cylinder is inscribed in a right circular cone with altitude 7 and radius of the base 6.What is the greatest possible volume of the cylinder? 
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02/29/24

How many milligrams of a 24 mg sample of cesium-137 remain after 120 years?
How many milligrams of a 24 mgmg sample of cesium-137 remain after 120 years?
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02/29/24

Physics 20: Linear Kinematics

A baseball is thrown upward with an initial speed of 35.0 m/s. What is its velocity at 2.00 s? (15.4 m/s up)I want to know how to find the answer
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02/27/24

Estimate the rate of change of the temperature after an hour (in °F/min)
A roast turkey is taken from an oven when its temperature has reached 185°F and is placed on a table in a room where the temperature is 75°F. The graph shows how the temperature of the turkey... more
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02/26/24

Finance future money
How much should you deposit at the end of each month into an investment account that pays 8 %8% compounded monthly to have $ 4$4 million when you retire in 3737 ​years? How much of the $ 4$4... more
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01/29/14

word problem
If a person were walking at the average speed of 2.5 mph from District 12 to District 13 and it takes a week to get there, how fast is the hovercraft traveling from District 12 to District 13,... more
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01/28/14

Based on an element's Lewis dot structure...
This is the complete question:   How can you tell if an element is a metal or a nonmetal based on its Lewis dot structure?
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01/28/14

how do you get the answer?
(x3y6)3
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01/22/14

From Graphical Analysis
Please help me with this. It looks long, but it really is not.A physics student wants to determine the relationship between the radius of a charged conducting sphere and the magnitude of the... more
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01/19/14

How do you find the "balancing point" of a triangle?
How do you find the "balancing point" of a triangle?
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01/19/14

investment
you are offered $900 five years from now or $150 at the end of each year for the next five years.  If you can earn 6 percent on your funds, which offer will you accept?  If you can earn 14 percent... more
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01/19/14

amount of interest earned
bob places $1000 a year in his IRA for ten years and then invests $2000 a year for the next ten years.  Mary places $2000 a year in her IRA for ten years and then invests $1000 a year for the next... more
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01/15/14

the area of a square is 165 cm greater than its perimeter. what is the length of the side of this square?
 this is quadratic word problems  
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01/13/14

show x=2-3i is a solution of x^2-4x+13=0
Don't know how to solve this one either
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01/12/14

diffusion of gasses
I have a problem that I am working on, but I don't know the reason why the answer is what it is. Explanation please?   The experimental apparatus represented above is used to demonstrate the... more
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01/12/14

the frequency =100 HZ, find the the time between first crest and forth trough
how to get the time from this given    my answer is  f=100      p.t= 1/100   t=0.01 sec is that right?
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01/10/14

story problem
Mrs Bruce lacks 1 year from being 5 times as old as her son. Five years from now she will lack 1 from being 3 times as old as her son will be then. Find each of their ages. I know the first... more
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01/09/14

absolute value question
9-(|m|+7)=4 I know that the answer to this problem is "no solution", but I don't know how to end up with that answer. Can someone please explain it to me?
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01/09/14

Find the cost per yard of the wool carpet
Allen buys 16 yards of nylon carpet and 20 yards of wool carpet for $1840. A second purchase, at the same prices, includes 18 yards of nylon carpet and 25 yards of wool carpet for $2200. Find the... more
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01/09/14

Find the rate of the rowers in calm water and the rate of the current
A row boat team travelled with the current 36 miles in 2 hours. Coming back against the current, it took 3 hours to cover the same distance. Find the rate of the rowers in calm water and the rate... more
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01/08/14

Find the rate of the jet
Jane travelled 1080 miles by jet and then an additional 180 miles by helicopter. The rate of the jet was four times the rate of the helicopter. The entire trip took a total of 5 hours. Find the... more
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01/08/14

How long will it take two different air conditioners to cool a room 5 degrees?
A small air conditioner can cool a room 5 degrees in 75 minutes. A larger air conditioner can cool the room 5 degrees in 50 minutes. How long will it take to cool the room 5 degrees with both air... more
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01/08/14

x+2y=22 x-y=-2
How do you solve x+2y=22 x-y=-2?
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