02/21/19

A line passes through the point (-10,3) and has a slope of -1/2. Write an equation in point slope for this line.
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02/21/19

A scientist has two solutions, knows that Solution A is 40% salt and Solution B is 65% salt. She wants to obtain 130 ounces of a mixture that is 60% salt.

A scientist has two solutions, which she has labeled Solution A and Solution B. Each contains salt. She knows that Solution A is 40% salt and Solution B is 65%salt. She wants to obtain 130 ounces... more
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02/20/19

Can someone help me with this question please.

a college basketball team charges $5 admission to the general public for its games, while students at the college pay only $2. if the attendance for last nights game was 1200 people and the total... more
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02/20/19

How much work is required to move a 100 kg object up a smooth board 5.00 m long if one end of the board is placed in a windowsill 1.50m above the ground?
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02/19/19

What is the speed of each of the two trains
A train leaves Miami at 5 PM. A second train leaves the same city in the same direction at 8PM . The second train travels 90 MPH faster than the first. If the second train overtakes the first at... more
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02/19/19

Calculus Problem
Solve the differential equation .
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02/19/19

Calculus Honors Probelm
Find the particular solution to y ' = 2sin(x) given the general solution is y = C − 2cos(x) and the initial condition .
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02/19/19

The sum of two numbers is 2490. If 6.5% of one number is equal to 8.5%of the other, find the numbers.
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02/19/19

Investment word problem
Miguel invests $7600 in two different accounts. The first account paid 9 %, the second account paid 5 % in interest. At the end of the first year he had earned $496 in interest. How much was in... more
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02/18/19

A force of 3 pounds compresses a 15 inch spring a total of 3 inches. How much work (in ft-lbs) is done in compressing the spring 6 inches?
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02/15/19

A bicycle tire is 64 cm in diameter. At what frequency does the tire rotate when the bicycle is traveling at a speed of 40 km/s?
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02/14/19

A city has a population of 270,000 people. Suppose that you are the population grows by 3.75%. what will the population be after 5 years?
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02/13/19

Given sin A = 5.9 / 27. What is tan A? (Decimal answer)
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02/13/19

linear equation

Two cars leave town at the same time and travel in opposite directions. The average rate of speed of one car is 15 miles per hour faster than the average rate of speed of the other car. The cars... more
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02/11/19

A car starts from rest and reaches a speed of 40m/s in 10s. If its acceleration remains same then how fast will it be moving 5s later?
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02/10/19

Walt made an extra $9000 last year from a part time job. He invested part of the money at 8% and the rest at 9%. He made a total of $750 in interest. How much was invested at 9%?
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02/08/19

I am making sure this is correct because this affects my end of term grade .it would be great if you helped!!
Kendall bought 6 notebooks and 3 pens for a total of $27. The cost of one notebook is $1.50 more than the cost of one pen. What is the combined cost of one pen and a notebook?
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02/07/19

If 7 is subtracted from a number squared, the result is twice the sum of 5 times the number and 1.
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02/06/19

College Math Question
A can of beans has surface area of 32 cm squared. Its height is 11 cm. What is the radius of the circular​ top?
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02/06/19

Solve equation 3 / 2x - 1 / x+1= 1/ 3x^2 +3x
Please show me steps for equation.
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02/04/19

42% of 42 is 84% of what number?
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02/03/19

Helppppp pleaseeeee!!!!
The manger of a home Electronics store is considering re-pricing a new model of digital camera at the current price of $680 the store sells about 70 cameras each month sales data from other stores... more
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02/03/19

During the time that a car travels 4 miles, its tires make 3000 revolutions. What is the radius of the tires in inches?
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01/30/19

parametric equations
A pair of parametric equations is given. x = sin^2(t), y = cos(t), Find a rectangular-coordinate equation for the curve by eliminating the parameter.
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01/16/19

What is the instantaneous rate of chnage of y=√x at x=2, to 3 decimal places
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