Tutors Answer Your Questions about Geometry Word Problems (FREE)
Question 401180: Three harmful pollutants were measured by a consumer group in the city. The total sample contained 15 parts per million (ppm) of three harmful pollutants. The amount of the first pollutant was double the second. The amount of the third pollutant was 75% of the second. How many parts per million of each pollutant were found?
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Click here to see answer by edjones(8007)  |
Question 401816: Pleanse help me, I am mom trying to help my daughter with this problem but I can't get the right answer.
A website allows users to download individual songs or an entire album. All individual songs cost the same to download. Ryan pays $14.94 to download 5 individual songs and 1 album. Seth pays $22.95 to download 3 individual songs and 2 albums. How much does the website charge to download a song? an entire album?
Click here to see answer by checkley79(3341) |
Question 403095: A norman window has the shape of a rectangle surmounted by a semicircle of a diameter equal to the width of the rectangle. If the permimeter of the window is 20 feet, what dimensions will admit the most light (maximize the area)?
Click here to see answer by solver91311(24713)  |
Question 403760: a nut store normally sells cashews $9 per pound and almonds for $3.50 per pound. But at the end of the month and the almonds had not sold well, so in order to sell 60 pounds of almonds, the manager decided to mix the 60 pounds of almonds with some cashews and sell the mixture for $7.50 per pound. How many pounds of cashews should be mixed with the almonds to ensure no change in the profit?
Click here to see answer by stanbon(75887) |
Question 406058: Michell went into a frame shop. He wanted a frame that was 3 inches longer than it was wide. The frame he chose to extend 1.5 inches beyond the picture on each side. Find the outside dimensions of the frame in the area of the unframed picture in 70in^2.
Click here to see answer by ankor@dixie-net.com(22740)  |
Question 407197: a cylinder of height h cm and radius r cm stands on a table. a cone of height H cm is placed over the cylinder and the rests on the table wit the top of the cylinder touching the inside of the cone. the ratio r:R is 2:5
use the given ratio to write an expression for r in terms of R
Click here to see answer by robertb(5830)  |
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