Tutors Answer Your Questions about Geometry Word Problems (FREE)
Question 1011699: 1) How many cubic centimeters of water must be evaporated from 32 cubic centimeters of 4% solution of salt and water to make a solution that is 16% salt?
2) How much pure silver must be added to 80 grams of fine silver (an alloy of 90% silver) to obtain a sterling silver (an alloy that is 92.5% silver)?
3) A solution of water and alcohol is 80% alcohol. How much alcohol must be added to 50 gallons of this solution to make it 90% alcohol?
Thanks in advance!
Click here to see answer by josgarithmetic(39617) |
Question 1011699: 1) How many cubic centimeters of water must be evaporated from 32 cubic centimeters of 4% solution of salt and water to make a solution that is 16% salt?
2) How much pure silver must be added to 80 grams of fine silver (an alloy of 90% silver) to obtain a sterling silver (an alloy that is 92.5% silver)?
3) A solution of water and alcohol is 80% alcohol. How much alcohol must be added to 50 gallons of this solution to make it 90% alcohol?
Thanks in advance!
Click here to see answer by addingup(3677)  |
Question 1011699: 1) How many cubic centimeters of water must be evaporated from 32 cubic centimeters of 4% solution of salt and water to make a solution that is 16% salt?
2) How much pure silver must be added to 80 grams of fine silver (an alloy of 90% silver) to obtain a sterling silver (an alloy that is 92.5% silver)?
3) A solution of water and alcohol is 80% alcohol. How much alcohol must be added to 50 gallons of this solution to make it 90% alcohol?
Thanks in advance!
Click here to see answer by ikleyn(52777)  |
Question 1012208:
Joe is trying to determine the shortest route he can take to get back home. He is currently at point A and can only travel the boundary lines to get to point D. He knows that segment AD bisects ∠ A.
Which route is shortest and by how much?
A) Either way the routes are the same distance.
B) Going from A to B to D and it is shorter by 2 miles.
C) Going from A to C to D and it is shorter by 3 miles.
D) Going from A to B to D and it is shorter by 3 miles.
Click here to see answer by ikleyn(52777)  |
Question 1012340: The Scale Model Of A Building Is 5.4 Feet Tall. If The Original Building Is 810 Meters Tall, What Was The Scale Used To Make The Model? If The Model Is Made Out Of Tiny Bricks Each Measuring 0.4 Inch In Height, How Many Bricks Tall Is The Model?
Click here to see answer by josmiceli(19441)  |
Question 1010342: A rectangle with a length of 8 has the same area as a trapezoid. One base of the trapezoid is 3 and the other base is three times the height of the rectangle. The height of the trapezoid is two thirds of the height of the rectangle. find the area of each of the two figures.
Click here to see answer by algebra hello(55) |
Question 1012580: Assume that the flask shown in the diagram can be modeled as a combination of a sphere and a cylinder. Based on this assumption, the volume of the flask is cubic inches. If both the sphere and the cylinder are dilated by a scale factor of 2, the resulting volume would be times the original volume.
Click here to see answer by ikleyn(52777)  |
Question 1012895: The measure of one angle, A, of a triangle is 12° more than that of a second angle, B. The third angle, C, is 25° larger than B. One of the three required equations is A + B + C = 180. [Omit units.] Complete the other two equations required to solve for these three angles. Do not simplify or solve these equations.
Click here to see answer by ikleyn(52777)  |
Question 1012935: John made a decoration for the town fiesta. He made an equilateral triangular wire frame and tied ribbons on the frame 2 decimeter apart. If there were 18 ribbons in all, what was the perimeter of the frame?
Click here to see answer by macston(5194)  |
Question 1013060: U were told by your teacher to make a sketch of a rectangular garden such that its perimeter is at most 19m and the dicference between its lenght and its width is at least 5m . Write a systeM of linear inequalities to model the given solution . Sketch the rectangular garden
Click here to see answer by ikleyn(52777)  |
Question 1013771: woody woodpecker pecked at a 17 meter wooden pole until it cracked and the upper part fell with the top hitting the ground 10m from the foot of the pole. since the upper part had not completely broken off, woody pecked away where the pole had cracked. how far was woody above the ground?
Click here to see answer by reelmccray(6) |
Question 1013779: You want to fill cone-shaped bags with treats. Each bag has a diameter of 12 centimeters and a height of 15.5 centimeters. What is the volume of each bag? Use 3.14 for pi. Round your answer to the nearest whole number.
Click here to see answer by Alan3354(69443)  |
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