Questions on Algebra: Proportions answered by real tutors!

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Question 599506: in the right triangle the ratio of the measures of the three sides is 10:24:26, and its perimeter is 180 cm find the measure of the shortest side of the triangle
Click here to see answer by w_parminder(53)

Question 600599: Use a proportion to answer the question in terms of x. What percent of 5x is 3x?
Click here to see answer by richard1234(5390)

Question 601325: if y is proportional to 2x-7,and y=-9 when x=2,find x when y=-15.Please show me step by step.
Click here to see answer by flame8855(424)

Question 601475: what is the ratio of x to y if ((2x-3y)/4))=((3x-2y)/5). Please show me step by step.
Click here to see answer by stanbon(57384)

Question 603458: 4837.86 is 6% of x. What is x?
Click here to see answer by solver91311(16897)

Question 603883: Please help me solve this equation: .
Click here to see answer by unlockmath(1603)

Question 603905: My homework says; Use cross Products to determine whether or not the ratio is a proportion. Select = on the blank if the pair of ratios is a proportion; select not = if it is not.
the work problem look like this;

_5_
8
Select = ≠
_20__
30

I don't understand how to do this or how to do it.
Click here to see answer by Alan3354(30993)

Question 603938: a ranger wants to figure out how much deers are in a forrest, he caught 228 deers, tagged them and release them. then he caught 89 deers, 85 of those were tagged. what is the total number of deers in the forrest?
Click here to see answer by ewatrrr(10682)

Question 604271: 130% of what number is 169?
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Question 604271: 130% of what number is 169?
Click here to see answer by ojasvisunita(5)

Question 604952: what percent of 136 is 850?
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Question 605566: A 3.5 ft child cast a 60 in. shadow. She is standing next to a telehone pole that casts a 50 ft. shadow. How tall is the telephone pole?
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Question 605584: what number is 52% of 625
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Question 605590: 15 is 60% of what number?
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Question 605586: What number is 0.5% of 3400?
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Question 605741: The ratio of men to women working for a company 6 to 5. If there are 253 employees total,how many women work for the company?
Click here to see answer by mathie123(224)

Question 605946: If I type a page in x minutes and my friend types a page in x-1 minutes how long to type 100 pages together?
Click here to see answer by jim_thompson5910(28598)

Question 606872: x 6
12 7

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Question 606982: Jake spent 3/8 of his money on videotape and 1/2 of what was left on a cassette Tape. he now has $6.25. How much money did he start with?
Click here to see answer by mananth(12270)

Question 607042: 3 1/3 divided by 1 5/9
Click here to see answer by richard1234(5390)

Question 607067: If it takes 16 faucets 10 hours to fill 8 tubs, how long will it take 12 faucets to fill 9 tubs?
Click here to see answer by Edwin McCravy(8909)

Question 607106: If s varies directly as t2, and s = 125 when t = 5, find s when t is 7.
Click here to see answer by ewatrrr(10682)

Question 607105: If x varies inversely as y2, and x = 2 when y = 10, find x when y = 2.
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Question 606454: My math problem is this: A 6-oz box of candy has 350 calories. How many calories would a 10-oz box contain?
I worked the problem, but don't think my answer is correct. Can you look over my work and tell me if this is right?
6/350 = 10/x, 6x/6 = 3,500/6,
so x = 583.3
Click here to see answer by ewatrrr(10682)

Question 607069: on a blueprint of a park, 1 foot represents 1/2 mile. If an error of 1/2 inch is made in reading the blueprint, what will be the corresponding error on the actual park?
Click here to see answer by ewatrrr(10682)

Question 607024: How can I identify which tables of values represents an exponential function?

Click here to see answer by MathLover1(6638)

Question 607068: A certain company increased its prices by 30% during 1992. Then in 1993 it was forced to cut back its prices by 20%. What was the net change in price?
Click here to see answer by solver91311(16897)

Question 607307: A salesman bought 2 dozen television sets at $300 each. He sold two-thirds of them at a 25% profit but was forced to take a 30% loos on the rest. what was his total profit(or loss) on the television sets?
A)A loss of $200
B0A loss of $15
C)no profit or loss
D)a gain of $20
E)a gain of $480
Click here to see answer by stanbon(57384)

Question 607326: What is the value of x in the equation 2 over x minus 3 equals 26 over x?
I looked at the answer key and it said it was -8, but can you explain to me why?
Truly appreciate it! Thanks!
Click here to see answer by ewatrrr(10682)

Question 607306: Mr. Cutler usually makes a 45% profit on every radio he sells. During a sale, he reduces his margin of profit to 40%, while his sales increase by 10%. What is the ratio of his new total profit to the original profit?
A)1:1
B)9:8
C)9:10
D)11:10
E)44:45
Click here to see answer by josmiceli(9697)

Question 607829: 6/5=x/2
Click here to see answer by jim_thompson5910(28598)

Question 608001: if 3a+b/5b-4a=1/2, what is the value of 2a/3b
Click here to see answer by lynnlo(4164)

Question 608001: if 3a+b/5b-4a=1/2, what is the value of 2a/3b
Click here to see answer by ewatrrr(10682)

Question 608469: Solve the system of equation for x and y
(3x+y)=7(y-x)
5(3x-y)=x+3
Click here to see answer by flame8855(424)

Question 608528: How do you solve 8 over 26 = x over 91? Show your steps please.
Click here to see answer by unlockmath(1603)

Question 609091: Divide 270 into three parts with a ratio of 2:3:4
Click here to see answer by richwmiller(9143)

Question 609091: Divide 270 into three parts with a ratio of 2:3:4
Click here to see answer by flame8855(424)

Question 608930: The ratio of men to women working for a company to . If there are employees total, how many women work for the company?
Click here to see answer by Nihal@SriLanka(21)

Question 605588: what percent of 72 is 252?
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Question 609641: lester can type 48 words per minute.at that rate, how many words can he type in 90 seconds

Click here to see answer by edjones(7569)

Question 610464: Please help me solve me this equation: 4x-y=5

Click here to see answer by Alan3354(30993)

Question 610638: 0.06(1000-x)+0.05x=700
Click here to see answer by flame8855(424)

Question 610851: Can u explain wat 5 divided by 505 and not tell the answer I want to know my own

Click here to see answer by jim_thompson5910(28598)

Question 610874: If the area of the Artic Ocean is 16% of the area of the Altantic Ocean, what is the area o the Artic ocean? Round to the nearest whole number.
Click here to see answer by jim_thompson5910(28598)

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