Questions on Algebra: Proportions answered by real tutors!

Tutors Answer Your Questions about Proportions (FREE)

Question 394242: 1. x+2 over x+3= four fifths. find x
Click here to see answer by MathLover1(6622)

Question 394746: know nothing about this linear funtions stuff at home sick but feeling better now and no math book. Here is one- y=-1/2x+3 it says to create a table with 5 coordinate points and sketch the graph that it represents
Click here to see answer by ankor@dixie-net.com(15638)

Question 393997: a U.S nickel contains 3 ounces of cooper fro every ounce of nickel. How much nickel is required for 14 pounds of cooper.
Click here to see answer by robertb(4012)

Question 395363: 4/x+1=2/5
Click here to see answer by jim_thompson5910(28504)

Question 395370: On a farm there are chicken and horses. There are a total of 79 heads and 176 legs. How many chickens are on the farm?
Click here to see answer by Edwin McCravy(8882)

Question 395405: 15-x/45=15/75
Click here to see answer by jim_thompson5910(28504)

Question 395793: what is x in the problem:
28 over 16=x-8 over 20?
i have tried to simplify 28 over 16 to 7 over 4 and then multiply 7 by 5 and subtract 8. when i did this i got 27 over 20, which does not equal to 7 over 4.
i also tried 28 times 20 plus 16 minus 8. this equals 568 which cannot be simplified from 568 over 20 to 7 over 4.
Click here to see answer by Alan3354(30983)

Question 395977: PLEASE HELP ME TO SOLVE AND UNDERSTAND THE FOLLOWING PROPORTIONS;SOLVE FOR X IN THE FOLLOWING PROPORTIONS 3OVERX =20OVER7 AND 7OVER12=XOVER30. THANK YOU MUCH FOR YOUR HELP, I AM STUMPED AND DO NOT UNDERSTAND
Click here to see answer by solver91311(16868)

Question 396617: . Determine if the given rates are equivalent: 12 gallons of paint/8,329ft^2 9gallonsof paint/1,240ft^2 i do not understand how to solve this problem could someone please show me how to do the work. Thank you
Click here to see answer by Edwin McCravy(8882)

Question 396658: Solve for the unknown in each of the following proportions. 7/12=m/24
Can someone please show me how to do this? I believe I have to divide 24 by 12 then multiply 7 by 2.
Click here to see answer by ewatrrr(10682)

Question 396867: What Dose Proportion mean?

Click here to see answer by stanbon(57243)

Question 397204: Solve for the unknown in each of the following proportions.0.5/a=1.25/5 Could someone please show me how to do this?
Click here to see answer by ewatrrr(10682)

Question 397313: Solve for the unknown in each of the following proportions.36/x=8/6
Click here to see answer by MathLover1(6622)

Question 397656: 1) A price decreased from $60 to $45. Find the percent of decrease.
2) The price in dollars p minus a 15% discount is $3.50. find p
Click here to see answer by stanbon(57243)

Question 397672: Could someone please help me Solve for the unknown in each of the following proportions.36/x=8/6
Click here to see answer by Fombitz(13828)

Question 397669: Hello i need help with this problem please. It says a triangle is 18 inches wide and 3 inches tall. if it is reduced to a width of 6 inches then how tall will it be? me and my dad tried working on it but we got a weird looking triangle and it doesn't seem right
Click here to see answer by Fombitz(13828)

Question 397822: How can I solve a proportion involving a missing number?
Click here to see answer by stanbon(57243)

Question 398369: if the ferw of 12 quintal luggage for a distance of 18 km is rupees,how much fare will be for a luggage of 8 quintal for a distance of 20 km?
Click here to see answer by stanbon(57243)

Question 398432: a 42 inch long guitar is 10.5 feet long on a stadium screen. a drum is 21 inches wide. how wide is the image on the stadium screen.

Click here to see answer by ewatrrr(10682)

Question 398445: A particular fraction is equivalent to 2/3. The sum of its numerator and denominator is 105. what is the numerator and denominator of the fracion?

Click here to see answer by ewatrrr(10682)

Question 398687: if -2x+-8x=-48 find the value of 1/2x
why whould they need 1/2x?
and how do i solve?
i tried to multiply 2x8 which is -16 then -48--16 which got -32 divided and that confused me very much please help!

Click here to see answer by jim_thompson5910(28504)

Question 398720: a sum of money is to be divided among uri, anna and mariah in the ratio 4:7:9. if anna's share amount to $1295 calculate:
a. the total sum of money to be shared
b. uri share
c. the percentage of the total amount mariah receives
Click here to see answer by Earlsdon(6287)

Question 398736: a sum of money is to be shared among three friends albert, ruth and christina in the ratio 3:7:10. if christina received $495 more than ruth determine the sum of money shared.
Click here to see answer by mananth(12270)

Question 399144: Does 1/5 and 5/15, make proportions?
Click here to see answer by robertb(4012)

Question 399144: Does 1/5 and 5/15, make proportions?
Click here to see answer by mananth(12270)

Question 399183: what is 175% of 85?
Click here to see answer by robertb(4012)

Question 399554: a taste test with 200 randomly selected people found that only 3 of them said that they would buy a box of sweet wheats cereal. H ow many boxes could the manufacturer expect to sell in a country of 280 million people?
Click here to see answer by edjones(7569)

Question 399799: A gas occupies 15 liters at 200 degrees and 17 psi. What volume will it occupy at 275 degrees and 15 psi?
Click here to see answer by Alan3354(30983)

Question 399799: A gas occupies 15 liters at 200 degrees and 17 psi. What volume will it occupy at 275 degrees and 15 psi?
Click here to see answer by mananth(12270)

Question 399879: what is 45% off $39.00
Click here to see answer by fofo(1)

Question 400581: Could someone please show me how to do this problem? Write a proportion that is equivalent to the statement: If 3 gallons of gasoline cost $5.37, then 8 gallons will cost $14.32. Be sure to show how you know your answer is the only correct choice and not the others.
Click here to see answer by josmiceli(9658)

Question 400699: The OfficeJet printer can copy Janet’s dissertation in 20 min. The LaserJet printer can copy the same document in 9 min. If the two machines work together, how long would they take to copy the dissertation
Click here to see answer by solver91311(16868)

Question 400700: To determine the number of deer in a game preserve, a conservationist catches 300 deer, tags them and lets them loose. Later, 300 deer are caught, 165 of them are tagged. How many deer are in the preserve?
Click here to see answer by ankor@dixie-net.com(15638)

Question 401133: Y=mx+b
Click here to see answer by sofiyac(695)

Question 401228: If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to paint the house together?

Click here to see answer by Tatiana_Stebko(1326)

Question 235818: The ratio of men to women at a certain company is 5 to 8 How many employees does the company have if there are 65 male employees?

Click here to see answer by dmf30633(3)

Question 401799: Hi tutors;
I need some help with proportions. I have a problem requiring me to find a proportion in feet, while the other side is in inches. This is the proportion:
8 inches/20 inches = 22 ft/x ft
I am confused on this one. :/
Click here to see answer by rfer(12647)

Question 401794: The image of a microchip in a projection microscope measures 8 inches by 10 inches. The width of the actual chip is 4 millimeters. How long is the chip?
Click here to see answer by rfer(12647)

Question 401965: 38 percent of n is 33.44. What is n?
Click here to see answer by rfer(12647)

Question 401969: Candidate Carson received 2,310 votes, 55 percent of the total. How many total votes were cast?

Click here to see answer by rfer(12647)

Question 401967: The eagles won 70 percent of the 40 games they played. How many games did they win?
Click here to see answer by rfer(12647)

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