Questions on Algebra: Proportions answered by real tutors!

Tutors Answer Your Questions about Proportions (FREE)

Question 545815: how can you fin the ratio of x to y:
a. 7x=9y

maria lee
Click here to see answer by vleith(2983)

Question 546332: If a dragonfly flies at a rate of 60 miles in 1 hour how many feet is this per second
Click here to see answer by Alan3354(69443)

Question 546340: 37.5% of 5280

Click here to see answer by Maths68(1474)

Question 546660: Could someone please help with this problem? It is a question on my homework assignment that doesn't have any examples in our book and I have no idea how to do it.
The ratio of a side length of triangle A to a corresponding side length of triangle B is 5:8. Triangle A has a side length of 18 centimeters. Find the corresponding side length of triangle B.
Click here to see answer by scott8148(6628)

Question 546943: If 6 workers can build one house in 3 days, how many workers will it take to build 1 house in one day? Assume all workers work at the same rate. Show your work.
(I know the Answer is 18 but I can't figure out how to do it mathematically instead of logically; ie, showing my work. The teacher was saying something about the "over/under method" but I don't know what that means....)
Click here to see answer by htmentor(1343)

Question 547129: Could someone help with this please? Thanks.
The football coach shuddered when he realized that the ratio of the dextrous to the inept was 3 to 7. If 140 players were trying to make the team, how many were dextrous?
Click here to see answer by ankor@dixie-net.com(22740)

Question 547520: Using the scale 1cm: 15cm, find the length of a real car if the toy car is
7cm in length.
Click here to see answer by nyc_function(2741)

Question 547611: the ratio of women to men in class is 3 to 1. How many men are in the class? 3/1.
Click here to see answer by richard1234(7193)

Question 548211: What is the slope of a binomical 2x+3?
Click here to see answer by Alan3354(69443)

Question 548211: What is the slope of a binomical 2x+3?
Click here to see answer by Edwin McCravy(20055)

Question 548551: Ken's car can go 26 miles per gallon of gasoline. The car's gasoline tank holds 14 gallons. How far will he be able to go on a full tank?
Click here to see answer by Alan3354(69443)

Question 548546: find the value that complete each proportion
4 ?
- = -
5 15
Click here to see answer by mananth(16946)

Question 548661: How many times does an adult's heart beat in 270 s?
Click here to see answer by jim_thompson5910(35256)

Question 548717: In how many seconds will a newborn's heart beat 35 times?
Please put in proprotion form I am trying to explain this to my 12 year old daughter. Thanks You guys are the best.
Click here to see answer by stanbon(75887)

Question 549403: If 1/2 in. represents 10 mi on a map,then 10 in. represents how many mi?
Click here to see answer by rfer(16322)

Question 549273: the scale of a detailed map is 1:2000. find the actual area, in square metres, for each of the following areas on the map.
(A)5cm2
Click here to see answer by rfer(16322)

Question 549439: I need help on solving these type of problems
Click here to see answer by mananth(16946)

Question 549935: Word problem:
Mrs. Carter owns a shop specializing in tea. She combines 1 lb. Darjeeling with 3 lbs. Earl Grey to get a 4lb mixture of 25% Darjeeling. SHe chooses to change the mixture to 50% Darjeeling. How much Darjeeling should she add to bring the mixture to 50%?
I do not understand how to set this up.
Click here to see answer by stanbon(75887)

Question 549855: How do you solve proportions?
Click here to see answer by nyc_function(2741)

Question 550050: if x is directly proportional to y, and x is inversely proportional to z, then y/z is directly proportion to ____________.
Click here to see answer by mananth(16946)

Question 550154: The volume of a car, V, is directly proportional to the square of its length, l. Calculate the percentage increase in V when l is doubled.
Click here to see answer by TutorDelphia(193)

Question 550378: The ratio of the prices of two fans was 16:23.Two years later,when the price of the first fan had risen by 10% and that of the second by Rs 477,the ratio of their prices became 11:20.Find the original prices of two fans.

Click here to see answer by mananth(16946)

Question 548719: How many seconds will a 12 year old's heart beat 17 times?
This is for my 12 year old daughter Please Help!!!!!!!!!!!!!!1
Click here to see answer by richard1234(7193)

Question 550797: Divide Rs 1,870 into three parts in such a way that half of the first part,one-third of the second part and one-sixth of the third part are equal.
Click here to see answer by mathstutor494(120)

Question 550885: What's the proportion of x+3/4 = 7/8
Click here to see answer by rfer(16322)

Question 550885: What's the proportion of x+3/4 = 7/8
Click here to see answer by youngmike150(1)

Question 550993: Use the properties of propotionality to solve:
=b/x
Click here to see answer by mananth(16946)

Question 550989: pls.. help me in this problem.
Use the properties of proportionality to solve:
a+x+sqrt(a^2-x^2)/a+x-sqrt(a^2-x^2)=b/x
Click here to see answer by KMST(5328)

Question 551366: Divide Rs 1,260 among A,B and C so that the ratio between the shares of A and B is 2:3 and the ratio between the shares of B and C is 4:5.pls.. give me the solution.
Click here to see answer by fcabanski(1391)

Question 551363: Solve:(1/a+b+x)-(1/x)=(1/a)+(1/b).pls...anybody guide me.
Click here to see answer by Alan3354(69443)

Question 551365:
Click here to see answer by Alan3354(69443)

Question 551988: Find x for a figure that has a volume of 126cm^3.
Click here to see answer by nyc_function(2741)

Question 553212: What is 1% of 77.2
Click here to see answer by fcabanski(1391)

Question 553255: a box of 100 kitchen bags are 7.99 what is the unit price?
Click here to see answer by jim_thompson5910(35256)

Question 553739: 8 feet to 4 inches
Click here to see answer by rapaljer(4671)

Question 555495: What is 1 + 1?
Click here to see answer by richard1234(7193)

Question 555518: A car travel 360 miles on 12 gallon of gasoline how far can it go on 15 gal
Click here to see answer by edjones(8007)

Question 555780: on proportions and percents how would you work the question. what is 5/4% of ___ is 6
Click here to see answer by stanbon(75887)

Question 555865: how d i sovle this problem 7/3=52/n n=

Click here to see answer by jim_thompson5910(35256)

Question 556107: 3/y=12/17 need help on how do i solve this
Click here to see answer by ankor@dixie-net.com(22740)

Question 557668: 1/2:2 as 1/4:X

X=
Click here to see answer by jim_thompson5910(35256)

Question 557694: 0.05:X as 0.15:30

X=
Click here to see answer by stanbon(75887)

Question 557951: 20:60 as X:50
x=
Click here to see answer by Alan3354(69443)

Question 557953: X:30 as 4:10
X=
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Question 557954: 5:200 as X:40

X=
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