Thursday

July 24, 2014

July 24, 2014

Total # Posts: 28

**consumer math**

Tim Worker buys a new sofa for $629.95. He pays 25% down and takes an installment loan to complete the purchase. He makes 12 payments which include his principal and a $60.00 finance charge. What is the APR on his loan to the nearest tenth? The down payment is $ The amount fin...

**Chemistry**

if the pressure read by the barometer is 0.882atm, what is the height of the column of mercury in cm?

**math**

Calculate (a) the total installment price, (b) the carrying charges, and (c) the number of months needed to save the money at the monthly rate to buy the item below for its cash price (remember to round up). A bicycle with a cash price of $500, offered on the installment plan ...

**Physics**

How many joules would be required to raise the temperature of 20g of ice at oC to water at15C?

**Dynamics**

A pelton wheel attains its operating speed of 800 rev/min% determine constant angular acceleration of pelton wheel

**Dynamics**

A 1500 kg automobile is traveling upto 20 deg inclined at a speed of 6 m/sec. If the driver wishes to stop his car in a distance of 5m,determine the frictional force at pavement which must be supplied by rear wheels.

**math**

simplified version of (3x-5)^2

**computers**

Recall that with the CSMA/CD protocol, the adapter waits K.512 bit times after a collision, where K is drawn randomly. For K = 100, how long does the adapter wait until returning to Step 2 for a 10Mbps Ethernet? For a 100 Mbps Ethernet? Can anyone help me with the formula to c...

**chemistry**

Determine the oxidation state for the second element in Zn3(PO4)2 Thank you!

**physics**

Explain why the pressure at depth h in a stationary fluid is `rho g h.

**physics**

Water is descending in a vertical pipe of diameter 7 cm and open to the atmosphere. At a lower point the water flows into a smaller pipe of diameter .84 cm. At a certain instant the depth of the water just above the narrowing point is 30 cm and the water is moving at 135 cm/s....

**Physics**

Air passes over the top of an airplane wing at 235 m/s and over the bottom at 190 m/s. If the wing has area 10 m^2, how much lift results?

**Physics**

Explain why the pressure at depth h in a stationary fluid is `rho g h.

**Physics**

The masses of 1 mole of various gases are as follows: hydrogen about 2 grams, helium about 4 grams, nitrogen about 28 grams, oxygen about 32 grams and carbon dioxide about 44 grams. On the average how fast does a molecule of each gas move at 333 Celsius?

**Math Algebra**

-4x(2x - 4) - 3 - 5x

**Ratio**

simply just wat is says above 168

**Writing**

I am trying to write an essay on What ideas are true/untrue of the North.What do it means by ideas. Help??

**8th grade Social Studies**

Did you know that every time you social, that you are really saying socalie? is this true cuz my teacher said it was on the board.....

**ALGEBRA TWOO**

* = square root!! ^2*x^5 / x^(-5/2) = ??

**Algebra 2222**

got it! thanks

**Algebra 2222**

One factor of x^3+2x^2-11x-12 is x+4. Find the remaining factors. a. x+1, x+3 b. x-1, x+3 c. x+1, x-3 d. x-1, x-3

**Algebra 2**

Solve -x^2=4x by graphing. If exact roots cannot be found, state the consecutive integers between which the roots are located.

**Algebra 2**

Which quadratic function has its vertex at (2,3) and passes through (1,0)? a. y = 2(x-2)^2+3 b. y = -3(x-2)^2+3 c. y = -3(x+2)^2+3 d. y = 2(x-2)^2-3 Could you explain why you got your answer, too?

**Geometry**

Find the area of a triangle whose vertices have coordinates (2,-5), (6,1), and (-3,-4)

**ALGEBRA 2 (matrix equation)**

MATRIX EQUATION [ 3x ] [ 10+2y ] [ y ] = [ 5-x ] Solve for x.

**french!**

Vous ne grossissez pas parce que vous faites des sports.

**Algebra 2**

4t^2-4/9(t+1) * 3t+3/2t-2

**Chemistry**

Plutonium-239 is used in nuclear bombs. Determine the number of protons and neutrons in plutonium-239. I really don't understand this. Can someone tell me how to do this? thanks What is the atomic number of Pu? Look it up on the periodic table...that is the number of proto...

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