Questions on Algebra: Proportions answered by real tutors!

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Question 368559: The ratio of men to women at a certain company is 4 to 7. How many employees does the company have if there are 28 male employees?

Click here to see answer by Fombitz(13828)

Question 368775: -6/x=-15/17.5
Click here to see answer by rfer(12670)

Question 369079: HI,
A fellow teacher asked me today about double colons in a proportion question.
would 9:3::49:___ be made into a standard fraction and solved, with the answer being 16.3333333?

Click here to see answer by neatmath(300)

Question 369478: In the figure at the right(A line segment)(X,Y,Z) X:Y=2:3 and Y:Z=3:5. If x=10,find the value of z.
Click here to see answer by Fombitz(13828)

Question 369723: if 2 meters of fabric costs #3.45, what should 7 meters cost?
a 16 ounce box of laundry detergent costs $2.49, how many ounces should be in a box marked $1.15?
Click here to see answer by rfer(12670)

Question 369750: 72 is what percent of 160?
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Question 369941: Find the ratio of x to y:
z/-6=x+y/x-y
Click here to see answer by jim_thompson5910(28598)

Question 370143: An airplane took 3hrs to fly 1800 miles against a headwind. The return trip with the wind took 2 hours. Find the speed of the plane in still air and the speed of the wind.
Click here to see answer by Alan3354(30993)

Question 370484: cost of manufacturing 1,000 camera phones was $36,600. Of the phones made 24 did not pass inpection. What is the cost per phone of the phones that didnt pass inspections.
Click here to see answer by stanbon(57395)

Question 370489: I a saleswoman is working on a 6% commission basis. If she wants to make $2,400 in one month how much must she sell?

Click here to see answer by checkley77(12569)

Question 370448: The ratio of the measures of three sides of a triangle are 9:8:7, and its perimeter is 144. What is the measure of each of the 3 sides of the triangle?
Click here to see answer by checkley77(12569)

Question 371025: Terry's restaurant offers a 7-1/2 % discount for senior citizens. If a group of seniors paid $52.18 for lunch after the discount, what would thy have paid without the discount?
( I need to use a proportion to solve this)
Please help me , it would be greatly appreciated.
Thank You.
Click here to see answer by scott8148(6628)

Question 371119: lisa is painting a fence that is 26 feet long and 7 feet tall. A gallon of paint will cover 350 square feet. Write and solve a proportion to determine how many gallons of paint lisa will need.
Click here to see answer by rfer(12670)

Question 371182: How can I simplify x+1/4= x+3/3 without using cross multiplication?

Click here to see answer by robertb(4012)

Question 371652: on a sketch of a mural, 3 inches represent one foot in the mural. A door in the sketch is 2 inches wide by 5 inches high. What is the perimeter of the door in the mural expressed in inches? Show your work.
Click here to see answer by mananth(12270)

Question 372048: juan earnes a 5.5% commission on his byciclye sales. in september he earned $214.28 in commisions. what were his sales for the month?
Click here to see answer by rfer(12670)

Question 372203: A healthy diet follows the ratio for meat to vegetables of 2.5 servings to 4 servings. It you eat 7 servings of meat a week, how many servings of vegetables should you eat?
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Question 372209: It has been found that the distance from a person eye to the end of the fingers of his out stretched hand is proportional to the distance between his eyes at a 10:1 ratio. If the distance between you eyes is 2.3 inches, what should the distance from your eye to your out stretced finger be?
Click here to see answer by rfer(12670)

Question 372265: If p is 64% of q, then q is what percent of p?
Click here to see answer by robertb(4012)

Question 372475: a meterstick is cut into two parts forming the ratio9:16.How long is each part?

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Question 373120: Your piggy bank contains $19.75 in dimes and quarters. There are 100 coins in all. How many dimes are there?

Click here to see answer by CharlesG2(828)

Question 373165: The ratio of men to women at a party was 5:4 if 72 were women how many men were there
Click here to see answer by lostdiver(4)

Question 373443: formula for 1 molecule of sugar is C12 H22 O11 is 4 molecules of sugar C48 H88 O44?
Click here to see answer by fractalier(2101)

Question 373869: can you send me some work sheets .

Click here to see answer by Fombitz(13828)

Question 373898: if a leaky faucet drips one ounce of water per minute, approimiately how many gallons per day would that be?

Click here to see answer by mananth(12270)

Question 373898: if a leaky faucet drips one ounce of water per minute, approimiately how many gallons per day would that be?

Click here to see answer by solver91311(16897)

Question 374095: Maria earns $603.75 for 35 hours of work. What is her rate of pay per hour.
Click here to see answer by rfer(12670)

Question 374269: If y varies as x cubed, what must be the value of x if the value of y is to be doubled?
Click here to see answer by Jk22(389)

Question 374978: One card is randomly selected from a deck of 52 cards. Find the probability of selecting a black card or a prime digit card.
Click here to see answer by Fombitz(13828)

Question 374989: Express the summation notation. Use i for the index of summation.
2/3+4/5+6/7+----40/41
Click here to see answer by Fombitz(13828)

Question 374988: Write the first five terms of the sequence whose general term is a(n)+(-2)^n+2/n^2.
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Question 375679: a person wants to sell a 40-fluid-ounce bottle at the same unit rate as the 12-fluid-ounce. how much will that person charge for the 40-fluid-ounce bottle

Click here to see answer by nyc_function(2733)

Question 376254: A dog trainer is building a dog run that measures 9 × 16 feet. If she wants to fence the perimeter of the run, how many feet of chain link fence will she need?
Click here to see answer by checkley79(3050)

Question 376303: write the sentence as a proportion then solve for x.
x is to 8 as 5 is to 9
Click here to see answer by Alan3354(30993)

Question 376673: 5/25=x/40
Click here to see answer by mananth(12270)

Question 377847: a recipe for rice pudding uses 1/2 cup of rice and serves 6 people. Write the cups of rice per person as a unit rate. How many cups of rice do you need to serve 75 people?
Click here to see answer by josmiceli(9697)

Question 378429: If it takes five workers six hours to paint an office, how long will it take eight workers to paint the office, assuming all the workers work at the same rate?
Click here to see answer by Edwin McCravy(8912)

Question 378642: A recipe for rice pudding uses 1/2 cup of rice and serves 6 people. How many cups of rice do you need to serve 75 people?
Click here to see answer by stanbon(57395)

Question 378724: http://my.hrw.com/math06_07/student/bookjpegs/msm2_ca/msm2_ca_08_0250.jpg
how tall is the tree?
Click here to see answer by mananth(12270)

Question 378978: how many gallons of lemonade will it take to serve 25000 people

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Question 379259: Suppose you invested $1200 for four years. You earned $312 in simple interest. What is the interest rate?
Thank you for your time!
Click here to see answer by rfer(12670)

Question 379357: what is the average speed in km/h if a car covers 11km in 14 minutes
Click here to see answer by edjones(7569)

Question 379690: Change the fraction
w − 3/w + 5
into an equivalent fraction with the denominator w^2 + w – 20.
Click here to see answer by edjones(7569)

Question 380179: Rise and run. If the rise is 3/2 and the run is 5, then what is the ratio of the rise to the run?
Click here to see answer by mananth(12270)

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, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970