# Questions on Algebra: Proportions answered by real tutors!

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 Algebra: Proportions Solvers Lessons Answers archive Quiz In Depth

 Question 32366: I am trying to help my son , but, I need help helping my son. Can you solve the proportion 4/14 = x/21 what do i multiply each side by: how do i simplify: what is the simplify fraction: the solution is: are we sure this is in english? thanks for the help Click here to see answer by Earlsdon(6287)

 Question 32583: m over -11 < iqual to 7 Click here to see answer by mukhopadhyay(490)

 Question 32707: 1.al sells 24 shirts for every 16 that dale sells. during the month of december al sold 72 shirts. how many did dale sell? 2. pierre laberge averaged 24 points a game during his senior basketball season at r a long high school if pierre scorded 528 points during the season how many games did he play in? Click here to see answer by mukhopadhyay(490)

 Question 32708: 1.al sells 24 shirts for every 16 that dale sells. during the month of december al sold 72 shirts. how many did dale sell? 2. pierre laberge averaged 24 points a game during his senior basketball season at r a long high school if pierre scorded 528 points during the season how many games did he play in? Click here to see answer by mukhopadhyay(490)

 Question 32698: kevin hits three home runs every eight baseball games. how many home runs will he hit in thirty two game season? Click here to see answer by checkley71(8403)

 Question 32790: A bowl contains 50 colored marbles, 13 Green, 10 Red, 9 Blue, 8 Yellow, 6 Black, 4 White. If you are blindfolded, what is the smallest number of marbles you must pick to guarantee that you have at least 7 marbles of the same color? Click here to see answer by josmiceli(9658)

 Question 32917: If the perimeter of a rectangle is 18 ft and the width is 5 ft, find its length. [Hint: The perimeter of a rectangle is given by P = 2L + 2W.] Click here to see answer by sarah_adam(201)
 Question 32917: If the perimeter of a rectangle is 18 ft and the width is 5 ft, find its length. [Hint: The perimeter of a rectangle is given by P = 2L + 2W.] Click here to see answer by checkley71(8403)

 Question 32766: How do you know that if you start with two equal ratios that you will always end up with two equal products after cross multiplying? I know how to work the problems, but cannot put it into words. Not sure what they are looking for. Click here to see answer by stanbon(57243)

 Question 33415: RATIO PROPORTIONS SUCH AS 5:6:x:8 Click here to see answer by stanbon(57243)

 Question 34059: Can someone please check my answers.. xpress the proportion using fractions 2:5=4:10 here is my answer 2/5=4/10 and then simplify to 2/5??? solve for y y/10=3/5 my answer y=6 solve for x x:2=3:7 my answer I CANT FIGURE THIS OUT solve for y 2/y=4/5 my answer y=2.5 thanks for the help Click here to see answer by sarah_adam(201)

 Question 34095: x 2x+3 --- = ------- 4 15 Click here to see answer by sarah_adam(201)

 Question 34094: 7 10 -- = ---- d+5 d=2 Click here to see answer by sarah_adam(201)

 Question 34294: 3 Y - = - 7 56 Click here to see answer by benni1013(197)

 Question 34686: (1) solve each proportion for the given variable. 8/9=x/72 (2) x/24=8/10 Click here to see answer by stanbon(57243)

 Question 34703: Translate to a proportion and solve.(round to the nearest hundreth if need) (1) what number is 15% of 135 (2) 3 is what percent of 87? (3) 19.6 is 28% percent of what number? Click here to see answer by Cintchr(481)

 Question 34701: (1) determine whether this proportion is true or false? 3/8=14/32 (2) solve each proportion for the given variable x/24=8/10 Click here to see answer by Cintchr(481)

 Question 35402: A flag pole casts a shadow that is 15 ft. long. How tall is the flag pole without measuring it assuming the triangle was a right triangle? Click here to see answer by rapaljer(4667)

 Question 35574: 6 1/3 _____ = x/6 write in lowest terms. please explain? 5 1/2 What I have is 6 1/3 = 19/3 =38/6 5 1/2 = 11/2 =33/6 =71/6 Click here to see answer by stanbon(57243)

 Question 35629: In her morning class, the computer teacher has 20 students, 8 of whom are women and 12 of whom are men. If her afternoon class has 30 students, how many of them must be women so that both classes have the same ratio of women to men? Click here to see answer by elima(1433)

 Question 35630: The instructor has learned that for the 30 students in her afternoon class, the ratio of student who do not own a computer to those who do is 2 to 1. How many students in the class own their own computer? Click here to see answer by stanbon(57243)

 Question 35628: the instructor of an introductory computer course wants to make a wall chart of a computer desktop for her students, to make it as realistic as possible, she would like the desktop icons to be proportional to the size of her 6’X6’ chart. If the icons on her 15” x 15” PC screen are 3/8” X 3/8”, how large should they be on her wall chart? can someone please help me with this Click here to see answer by benni1013(197)

 Question 35951: Three tacos cost a total of \$1.17. How many tacos can be purchased for \$15.21? Click here to see answer by tran3209(100)

 Question 27009: 100:x=25:3 Click here to see answer by tran3209(100)

 Question 20325: x/3=2/5 Click here to see answer by tran3209(100)

 Question 18276: x/2=5/9 Click here to see answer by tran3209(100)

 Question 20322: 4/2x= 7/3 Click here to see answer by tran3209(100)

 Question 37440: Please help me solve this: Bronze is an alloy of copper and tin. If a certain type of bronze requires 0.3 kilogram of tin per 1.0 kilogram of copper, how much tin must be combined with 50 kilograms of copper? Click here to see answer by Paul(988)

 Question 37315: Laura invested \$2000. Some at 8% per year and the rest at 10% giving her a total income of \$176 per year. How much money did she invest at 8%. I know that I need to create a table. I'm stuck as to what to do next. I appreciate your help and thanks so much! Amount invested x Rate = Interest Investment A 2000 7% .07(2000) Investment B Total Investment 176 Click here to see answer by checkley71(8403)

 Question 37972: thrity years ago gasoline cost 30 cents per gallon. Today gasoline averages about \$1.65 per gallon. What is the percentage of increase in the cost of gasoline How do i figure it out? Click here to see answer by checkley71(8403)

 Question 27611: twelve and one half of what is 6 Click here to see answer by fractalier(2101)

 Question 37432: Please help me solve this problem: The ratio of the weight of an object on Jupiter to its weight on Earth is 8 to 3. How much would a 100 pound person weigh on Jupiter? Click here to see answer by fractalier(2101)

 Question 38564: a lake is 928 acres and has a depth of 17 feet, how may cubic feet of water is in the lake? Click here to see answer by KneesAndToes(13)
 Question 38564: a lake is 928 acres and has a depth of 17 feet, how may cubic feet of water is in the lake? Click here to see answer by AnlytcPhil(1276)

 Question 40196: i need a little help on proportions x over 5 = 3 over 4 Click here to see answer by fractalier(2101)

 Question 40206: i need a little help on proportions 8over 5 + 4 over 3x Click here to see answer by fractalier(2101)

 Question 33576: 9.2% is equal to one of how many? 11, since 11 x 9 = 99? Click here to see answer by fractalier(2101)

 Question 20327: 24/5= 9/y+2 Click here to see answer by tran3209(100)

 Question 16703: The actual distance between two towns is 28 km. Suppose you measure the distance on your map and find that it is 3.5 cm. What is the scale of your map? Click here to see answer by fractalier(2101)

 Question 41361: Solve the proportion (c+3)/(C-1) = (c+2)/(c-3) Click here to see answer by tutorcecilia(2152)

 Question 41445: Could someone out there help me solve this problem? A tree casts a shodow that measures 5 m. At the same time, a meter stick casts a shodow that is 0.4 m long. How tall is the tree? Thank you, Sher Click here to see answer by Nate(3500)

 Question 41687: Can someone help me with this problem. Choose the most reasonable measure. The height of a bookshelf (A) 12 cm. (B) 12 m (C) 1.2 m Thanks, Ashley Click here to see answer by nik_consult(24)

 Question 41666: Can someone out there help me with this problem? How do I simplify this: 10 lb. 28 oz. Thanks, Lyn Click here to see answer by fractalier(2101)

 Question 26679: story problem "yuck" The cost of a computer decreases from \$2500 to \$1200 after 3 months. find the percent decrease. I got 0.2% but that is not correct. Please help. Click here to see answer by fractalier(2101)

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