Questions on Algebra: Proportions answered by real tutors!

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Question 445246: 75 is what percentage of 225
14 is 35% of what
33 1/3% of 54
1 is 2% of what number

Click here to see answer by rfer(12654)

Question 445638: let p be the proportion of people who favor a fee increase. write out what it means for the proportion of people to be at most .2.

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Question 445812: Francisco has 7 quarters in his pocket of these 3 depict the state of Delaware 2 depict Georgia 1 depicts Texas and 1 depicts Pennsylvania. Francisco removes 1 quarter from his pocket and then removes a second quarter without replacing the first what is the probability that both will be Delaware quarters? Is this independent or dependent.
Click here to see answer by edjones(7569)

Question 446126: Nearly 5 out of 7 people choose vanilla as their favorite ice cream flavor. If 182 people attend an ice cream social, how many would you expect to choose vanilla.
I wrote it out in porportion form
x/182=5/7
x=182 (5/7)
1. 182/7=26
2. 26 X 5= 130
x=130
I got it wrong on my test. Could please help and show me what I did wrong
Click here to see answer by rfer(12654)

Question 446609: The sum of a number and its reciprocal is given below.
29/10. Find the numbers.

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Question 446610: The sum of reciprocals of two consecutive even integers is given below.
5/12. Find the integers.
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Question 447628: I'm working on proportions. I solved the proportion part and got 6x squared plus 12 equals -38x and I'm lost from there. How do you get the answer from there?
Click here to see answer by Alan3354(30993)

Question 449346: If 567 is separated into three numbers whose ratio is 2:3:4, what are the numbers?
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Question 449341: A student completed 20 PACEs in the first 6 weeks of school. At this rate, how many PACEs will he complete by the end of the fifteenth week?
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Question 449340: If a map drawn to the scale of 1.25 centimeters equals 50 kilometers, what distance does 3.5 centimeters represent?
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Question 449764: How do I solve this type of problem? If A:B=3:5 What is B if A is 12?
Thanks...
Click here to see answer by jorel1380(2518)

Question 450063: June bought a 2 liter cola. she drank 1/3 of a liter on saturday, 1/4 on sunday, 3/8 of a liter on monday. What part of the 2 liter cola does she have left?
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Question 450591: Tessa earned $25.50 in 5 hours. How much did she earn per hour?
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Question 450636: Tell whether the ratios form a proportion.
3/8,13/40
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Question 450980: -6/x=3/ 11/30 solve the proportion
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Question 451323: 3x+6 over 4x+12 divided by x squared minus 4 over x-3
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Question 451525: solve this math problem by using quadratic equation : 2x^2-12x+3=0
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Question 452181: If the output variable y is 38 less than the input variable x, what is the input corresponding to an output value of 121?
I thought I was starting to understand this, I was wrong.
Thanks for your help!!
Click here to see answer by Leaf W.(97)

Question 452179: One number is 4 more than 3/8 of another number. Total of both is 427. Please give formula. Thanks
Click here to see answer by nerdybill(6951)

Question 453914: Which of the following is a solution of the proportion 2x+3/5=x-2/6?
a. -27/4
b. -4
c. -13/7
d. -8/7
Click here to see answer by richwmiller(9135)

Question 454247: I need help with explaining how to solve the following.
In an elementary algebra class the ratio of men to women is 5 to 4. If the class size is 45, how many men and how many women are in the class?
Click here to see answer by ankor@dixie-net.com(15646)

Question 454767: 14.5/n=2.5/12.6 solve n
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Question 454774: A 250 pound person needs a dosage of 3 cc. How much does a 140 pound person need?
Thanks! I need help. I am so confused.
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Question 455475: solve for the missing number in the proportion.
3/5=15/x
do the ratios form a proportion
1/6 and 4/8
Click here to see answer by MathLover1(6625)

Question 455979: Please help me solve this question.......The directions are asking you to write yes or no to show whether each proportion is a true proportion. Here is the question.........

6/13 = 18/39
Click here to see answer by Alan3354(30993)

Question 456000: I really need help with this one..........Write the proportions as an equation of cross products......

2/3=6/x
Click here to see answer by solver91311(16872)

Question 455940: If a recipe calls for 2 cups of soup mix to 3 cups of water and I want to use 3 cups of soup mix, what formula would I use to find out how much water to use with 3 cups of soup mix? In other words, if the ratio is 2 cups mix to 3 cups water, then 3 cups mix to _____ cups of water?
Thanks! This stuff didn't stick in my head in school.
Click here to see answer by edjones(7569)

Question 456380: hi how r u how do u ask questions
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Question 456379:
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Question 456365: 2:x = 10:35
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Question 456386: 5/6 divided by 3/7 = x divided by 1/2
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Question 456841: if measurement angle 1=3x+4 and measurement angle 2=x+20, what is the value of x?
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Question 456805: I am a new student at a new school. we are learning about excluded values and simplifing expressions and i do not understand them. Here are some examples of what my homework is.
state the excluded values for each
x^2-4x-12
-----------
x-6

50m2+70m
---------
30m^2-90m

simplify each expression.

m+5
---------
m^2-3m-40

21r+28
---------
14r

solve each proportion

n+4 10
---- = ----
3 5

Click here to see answer by edjones(7569)

Question 457055: X:Y = 5:3, Y:Z = 4:9
Find ratio X:Y:Z?
Click here to see answer by Edwin McCravy(8893)

Question 457138: three men can build a wall in 10 hours.how many men would be edneeded to build the wall in 7.5 hours?
Click here to see answer by ankor@dixie-net.com(15646)

Question 457227: how is 5 to 11 and 7 is to x how would you write this. example 5/11=7/x
Click here to see answer by Alan3354(30993)

Question 457324: If Steven can mix 20 drinks in 5 minutes, Sue can mix 20 drinks in 10 minutes, and Jack can mix 20 drinks in 15 minutes, how much time will it take all 3 of them working together to mix the 20 drinks?

Click here to see answer by josmiceli(9664)

Question 458053: (x+10)/(x-6) = (x)/(x+4) solve proportion.
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Question 458656: how to solve using a proportion to find 5% of 320.
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Question 454665: Express ratio in the simplest form. 5 yards to 24 feet
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Question 450773: The perimeter of a rectangle is 110 inches. The length exceeds the width by 37 inches. Find the length and the width.
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Question 449689: 120/3/7=7/x
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Question 448157: Rowan raised $340 in a charity walk last year. this year he raised 15% more than last year. how much money did Rowan raise this year?

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