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Tutors Answer Your Questions about Proportions (FREE)
Question 73557This question is from textbook
: A right triangle with sides of length 3 cm, 4 cm, and 5 cm is similar to a right triangle with side lengths 12 cm, 16 cm, and 20 cm. What is the perimeter of the larger triangle? Find the ratio of corresponding sides and the ratio of the perimeters. What do you notice?This question is from textbook
Click here to see answer by tazoftroy(22)   |
Question 74783: the measure of the second angle of a triangle is twice as great as that of the first angle. If the measure of the thrid angle is 20 degrees greater than that of the second angle, what is measure of the third angle
Click here to see answer by ptaylor(1578)  |
Question 75162This question is from textbook 
: Two computer programs used 230 megabytes of disks space. If all programs required an equal amount of space,how many megabytes of disk space would be required for 5 programs?This question is from textbook
Click here to see answer by checkley75(3666) |
Question 75165This question is from textbook
: After traveling the first 480 miles in 12 hours the traveler increased her speed by 20 miles per hour.How long did it take her to travel the last 300 miles?This question is from textbook
Click here to see answer by ptaylor(1578) |
Question 76485: Write a proportion. Then determine the missing measure.
1. CHIMNEYS A 6-ft observer casts a 4-ft. shadow at the same time the chimney on the Ohio Power Company casts an 804-foot shadow. How tall is the chimney?
2. BUILDINGS The May Road Apartments in Hong Kong cast a 90-meter shadow at the same time a 1.5-meter tall tenant casts a 0.75-meter shadow. How tall is the apartment building?
3. WORLD RECORDS The world's tallest man lived from 1918 to 1940. he cast a
4-foot 5 1/2inch shadow when a 6-foot pole cast a 3-foot shadow.
How tall was he?
4. SHADOWS A man casts a 14-foot shadow. A 4-foot child casts a 9-foot 4-inch shadow at the same time. How tall is the man?
Click here to see answer by checkley75(3666) |
Question 76698: At the close of the stock market on a particular day, each share of a textile company's stock was selling for $12&5/16. The annual earnings per share were $3.52. What is the ratio of selling price to annual earnings?
Click here to see answer by funmath(2873) |
Question 77031: a teacher wants to make a wall chart of a computer desktop. to make it realistic as possible she wants the desktop icons to be proportional to the size of her 6ft by 6ft chart. the icons on her 15 inch by 15inch computer screen is 3/8inch by 3/8inch, how large should they be on her 6ft by 6ft chart
Click here to see answer by checkley75(3666) |
Question 77289: We cannot figure out this problem which is part of a Pythagarian Theorum worksheet:
The bases on a baseball diamond are 90 feet apart. How far is it from home plate to second base? I keep coming up with 180 feet, but that seems to easy...
Click here to see answer by jim_thompson5910(13787) |
Question 77289: We cannot figure out this problem which is part of a Pythagarian Theorum worksheet:
The bases on a baseball diamond are 90 feet apart. How far is it from home plate to second base? I keep coming up with 180 feet, but that seems to easy...
Click here to see answer by Earlsdon(4898) |
Question 77375: I can't figure out this problem which is part of the Pythagarean Therum worksheet:
From Canoeville it is 2.4 kilometers to White Beach and 3.0 kilometers to the Lodge. How far is it from White Beach across the lake to the Lodge?
Click here to see answer by checkley75(3666) |
Question 78054: I'm trying to find the equation for vibration. On my last test, the question was the frequency is equal to the square root of t and inversely propotional to the Length. (or somthing similiar to that). Do you know what the equation would have looked like in order for me to solve the problem? I hope I gave you enough information. I am in Intermediate Algebra.
Click here to see answer by jim_thompson5910(13787) |
Question 78342: Please help me with this story problem.
A post office sells first-class stamps and postcard stamps. For the year, the post office sold 7 first -class stamps for every 2 postcard stamps sold.
a. the post office sold 46, 260 stamps for the year. How many of them were first-class stamps? how many were postcard stamps?
Click here to see answer by bucky(1732) |
Question 78583: This is the question: A plane flies 720 mi against a steady 30-mi/h headwind
and then returns to the same point with the wind.
If the entire trip takes 10 hrs., what is the plane's speed in the air?
Please help. Thank you.
Click here to see answer by checkley75(3666) |
Question 71774: Three individuals form a partnership and agree to divide the profits equally. X invests $9,000, Y invests $7,000, Z invests $4,000. If the profits are $4,800, how much less does X receive than if the profits were divided in proportion to the amount invested?
Click here to see answer by Smirnov(15) |
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Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215
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