An oil tank has to be drained for maintenance. The tank is shaped like a cylinder that is 3 ft long with a diameter of 1.4 ft . Suppose oil is drained at a rate of 1.7 ft3 per...

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An oil tank has to be drained for maintenance. The tank is shaped like a cylinder that is 3 ft long with a diameter of 1.4 ft . Suppose oil is drained at a rate of 1.7 ft3 per...

how much is 20% tax on 259,000,000,000.00?

A positive number is 5 less than another positive number. Six times the lesser number minus 3 times the greater number is 3. Find the two positive numbers.

Jolene invests her savings in two bank accounts, one paying 3 percent and the other paying 10 percent simple interest per year. She puts twice as much in the lower-yielding account because it is less...

what is the velocity of the electrons from potassium? what is the velocity of the electrons from sodium?

a 0.654 gram sample of impure salt was dissolved in water and reacted with excess AgNO3, forming 1.26g of AgCl. What is the percent of NaCl in the impure sample?

The area if a triangle with sides of lengths a and b and contained angle theta is A=1/2 ab sin theta. a) If a= 2 cm, b = 3cm, and theta increases at a rate of 0.2 rad/min, how fast is the area...

A woman standing on a hill sees a flagpole that she knows is 70 ft tall. The angle of depression to the bottom of the pole is 14°, and the angle of elevation to the top of the pole is 18°.

A cold can of soda is taken out of the refrigerator. It slowly warms up until it is at room temperature. Once the soda has warmed up, it has more thermal energy than it had in the refrigerator. Where...

Earned Value Status Exercise Given the project depicted below, calculate PV, EV, CV, SV, CPI, and SPI for each activity. For the entire project, calculate EV, PV, AC, BAC, CV, SV, CPI, and SPI...

The function f(x) = −12 x^2 + 6x + 5 is not invertible, however the domain can be restricted so that the function is invertible only on the restricted domain. There are many ways to...

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1. An Olympic athlete is recovering from knee surgery and she is under a doctor's care. The doctor has the athlete jog 12 minutes a day for five weeks. After that, the athlete will increase the...

A pie is removed from a hot oven and left to cool to room temperature. Sketch a graph of the derivative of the pie’s temperature as a function of time. (You do not need to sketch a graph of the pie’s...

The amount of chocolate bars and cookies sold all together is 153. How many chocolate bars were sold this year?

The difference in two numbers is 92. When the larger is subtracted from 4 times the smaller, the result is 151. Find the numbers.

The admission fee at an amusement park is $2.25 for children and $5.00 for adults. On a certain day, 318 people entered the park, and the admission fees collected totaled 1073 dollars. How many children...

Let θ be an angle in quadrant III such that =sinθ−-12/13 . Find the exact values of secθ and cotθ .

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Titanium (6.94x10^-19 J) and silicon (7.77x10^-19 J) surfaces are irradiated with UV radiation with a wavelength of 231nm.

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