Questions on Algebra: Proportions answered by real tutors!

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Question 280035: -
Click here to see answer by mooks(1)

Question 280035: -
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Question 280705: how do i find the time it takes a ball dropped from 10ft. to hit the ground?
Click here to see answer by scott8148(6628)

Question 280745: I need help on this homework problem please:
The ratio of trucks to vans at a rental lot was 9:11. If the lot had a total of 80 trucks and vans, how many trucks were on the lot?
thank you in advance.
Click here to see answer by richwmiller(17219)

Question 280819: A 46 5/16lb bag of nuts is packaged in 1 3/4lb containers. The remaining nuts are given to the person packing the nuts. How nuch does the person get?
Click here to see answer by Alan3354(69443)

Question 280912: a stick that is 3 feet long is divided into two uneven pieces so that the ratio of the length of the short piece to the length of the long piece is equal to the ratio of the length of the long piece to the length of the original stick. How long is the length of the short piece?
my work:
a=short stick
b=long stick
system of equations: a+b=3 feet(original stick)36in
a/b=b/3

Click here to see answer by richwmiller(17219)

Question 280932: If a 75 m wire is cut into three pieces having proportions 2:4:6 then the length ,in meters ,of the smallest piece is
A 61/4 b 121/2 c 131/3 d 162/3 e none of these

Click here to see answer by mananth(16946)

Question 280891: Juanita, who is 1.82 meters tall, wants to find the height of a tree in her backyard. From the tree's base, she walks 12.2 meters along the tree's shadow until her head is in a position where the tip of her shadow exactly overlaps the end of the treetop's shadow. She is now 6.1 meters from the end of the shadows. How tall is the tree?
Please help, thank you.
Click here to see answer by checkley77(12844)

Question 281125: If you bought 100feet of fence for 35 dollars, how much does 32feet cost?
Click here to see answer by edjones(8007)

Question 281259: 45/60=81/g what is g

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Question 281342: Judy, Mark and Helen receive funds from a settlement in the ratio 7:10:14. Helen receives $100,000 more than Mark. How much did Judy receive?
Click here to see answer by stanbon(75887)

Question 281568: If you travel 600 miles in only 5 hours what is your unit rate?
Click here to see answer by Mathematicians(84)

Question 281568: If you travel 600 miles in only 5 hours what is your unit rate?
Click here to see answer by Alan3354(69443)

Question 280785: In a sample of tulip bulbs, 72% were defective. What fraction of the bulbs were defective?

Click here to see answer by JBarnum(2146)

Question 281977: can you show step by step instructions on this problem? 30/x = 5/2
Click here to see answer by stanbon(75887)

Question 281977: can you show step by step instructions on this problem? 30/x = 5/2
Click here to see answer by Alan3354(69443)

Question 282499: the scale of a map is 1/2 in.:8 mi. i need to find the actual distance for each map distance 2 in. if you just teach me how to do this one i can do the rest on my own !
Click here to see answer by user_dude2008(1862)

Question 282833: -3 1/4 - (1/2) need help with this

Click here to see answer by richwmiller(17219)

Question 282850: I=E/R SOLVE FOR E
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Question 282987: Suppose that a street light is 20 feet above the ground. How far from the street light is a 5 foot girl standing if she casts a 4 foot shadow?
Click here to see answer by scott8148(6628)

Question 283145: The weight of body varies inversely with the square of the square of its distance from the center of earth. Assuming that the radius of earth is 3960miles how much would a man weigh at an altitude of 1 mile above the earths surface?
Click here to see answer by Alan3354(69443)

Question 284832: On the blueprint of a house, 27 millimeters represents 8 meters. The actual length of the living room is 10 meters. What is its length on the blueprint?

Click here to see answer by Theo(13342)

Question 284914: a picture is 12ft.x9ft what are the dimensions in yards
Click here to see answer by user_dude2008(1862)

Question 285009: Phillip works for a computer store that pays a 12% commission and no salary. What will Phillip's weekly sales have to be for him to earn $360?
please help!!!!
Click here to see answer by hollytree(4)

Question 259863: a bicycle chain moves along two sprockets when you shift gears. the number of teeth on the front sprocket form a ratio. equivalent ratios provide equal pedaling power. find a ratio equivalent to the ratio 52 over24

Click here to see answer by richwmiller(17219)

Question 285625: It takes Amy twice as long to deliver papers as it does Nancy. How long would it take each girl to deliver the papers by herself if they can deliver the papers together in 32 minutes?

Click here to see answer by stanbon(75887)

Question 286175: evaluate P(11,4)
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Question 286172: tonya's zip code is 85762. How many zip codes altogether could be formed, each using those same five digits?
Click here to see answer by user_dude2008(1862)

Question 286177: Sean took 2 pair of shoes, 5 pairs of pants, & 6 shrts on a trip. Assuming all items are compatible, how many different outfits can he wear?
Click here to see answer by user_dude2008(1862)

Question 286178: Six people, three men and three women have reserved six seat in a row at a theater, starting at an aisle seat. In how many different ways can they arrange themselvesin the seats?
Click here to see answer by user_dude2008(1862)

Question 286201: Could you please help me? On this problem, I come up with two answers: 2 and 2.5. Which is correct? 0.5/a=1.25/5. A=? Please advise. Thank you.
Click here to see answer by Alan3354(69443)

Question 286205: Question please. If a house was purchased for $80,000, the property taxes were $1400.00. If improvements were made and the new home value is $120,000.00, what is the new property tax? What I came up with is 1400/80000= ? /120000= $2100.00. Is this correct? Please advise. Thank you.
Click here to see answer by josmiceli(19441)

Question 286875:

x+9 = x-10
---- ----
5 11

X+9 = X-10
Click here to see answer by checkley77(12844)

Question 287011: 4/9=x/18. solve for X
Click here to see answer by brucewill(101)

Question 287011: 4/9=x/18. solve for X
Click here to see answer by richwmiller(17219)

Question 287453: ratio of quizzes to tests is 6:1. Total of 77 semester grades, how many are tests?
A) 5 tests
B) 7 tests
C) 11 tests
D) 14 tests
I do not understand how to set this problem up. Can someone please point me in the right direction?

Click here to see answer by kmerlandson(3)

Question 288011: Which ratio does NOT form a proportion with twelve over ten?
eighteen over fifteen
twenty-six over twenty
sixty over fifty
thirty over twenty-five
Click here to see answer by Deina(147)

Question 288334: The prescribed dosage of a medicine varies directly with weight. If the dosage for a 120 pound person is 8 ml, what should the dosage be for a person weighing 210 pounds?
Click here to see answer by richwmiller(17219)

Question 288357: Find the value of x.
x%=x+6/200
Click here to see answer by Alan3354(69443)

Question 288718: 145% of what # 0f inches is 11.6 inches
Click here to see answer by checkley77(12844)

Question 288833: please help me to toget this: 3/x =x/3 or 9/x = x/1. also 3/45= 1/5x
Click here to see answer by brucewill(101)

Question 289294: 35 out of 50 bike injuries in the state last year were head injuries. Of each 10 bike injuries how many are to the head?
I tried to figure the proportion but can't quite get it...
THANKS!
Click here to see answer by stanbon(75887)

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, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265