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Question 461639: GOLD IS 19 TIMES AS HEAVY AS WATER AND COPPER 9 TIMES AS HEAVY AS WATER.IN WHAT RATIO SHOULD THESE METAL BE MIXED SO THAT THE MIXTURE MAY BE 15 TIMES AS HEAVY AS WATER?
OPTIONS ARE -
1. 2:5
2. 2:3
3. 3:1
4. 3:2
THANKS YOU

Click here to see answer by rwm(914)

Question 462438: An amount of Rs 735 are divided among A,B and C.If each of them receives Rs 25 less,their shares would have been in the ratio 1:3:2.The money received by C was?
Options are
A. Rs 195
B. Rs 200
C. Rs 225
D. Rs 245
Click here to see answer by edjones(8007)

Question 462434: A man spends Rs 8100 in buying tables at Rs 1200 each and chairs at Rs 300 each.The ratio of the chairs to tables when maximum number of tables are purchased, is?
Options are
A. 1:4
B. 5:7
C. 1:2
D. 2:1
Click here to see answer by edjones(8007)

Question 462946: write the sentence as a proportion. Then solve the proportion. 5 is to 12 as x is to 48.
Click here to see answer by rfer(16322)

Question 463785: the lenght of the shadow of a flagpole was found to be 72 feet. the shadow of a 3 foot picket fence in line with the flagpole was 4 feet. What is the height of the flagpole?
Click here to see answer by rfer(16322)

Question 464510: Ken and Vince have $1002. Ken and Leon have $1342. The ratio of Vince to Leon's money is 2:7. How much does Ken have?
Click here to see answer by stanbon(75887)

Question 465211: 2/9=x/27
Click here to see answer by ewatrrr(24785)

Question 465843: So, I'm stuck on a story problem that has to do with proportions. It is about a companies nut mix and I need to find out how many pounds of each nut was used in the mixture. Here's what I know: Walnuts are $3.25 and pistachios are $4.50 per pound. It costs the company $177.50 to make 45 pounds of the mix. And again, I need to find out how many pounds of each nut was used in the mixture. It asks me to set up two equations, and then solve. Please help!!!
Click here to see answer by kingme18(98)

Question 466663: The ratio of men to women at a college is 7 to 5. How many women students are there if there are 3,500 men?
Click here to see answer by algebrahouse.com(1659)

Question 466564: Hello,
I have a question I need help answering. Your time is appreciated.
How many liters of pure baking soda must be added to 200 liters of 30% baking soda solution to get 60% baking soda solution?
Thank you
Click here to see answer by mananth(16946)

Question 467708: What are the odds in favor of randomly drawing a letter A from the letters in the word APPELLATE?
Click here to see answer by solver91311(24713)

Question 467896: If a recipe for 48 cookies needs a flour and sugar in a ratio of 3:4, what is the ratio of the flour to sugar if the recipe is adjusted to make 36 cookies?
Click here to see answer by josmiceli(19441)

Question 468629: An eighth grade class picnic has a boy-girl ratio of 4:3. Two girls leave the class, changing the ratio to 10:7. How many students are now in the class?

Click here to see answer by jorel1380(3719)

Question 469268: What is the formula for creating equivalent fractions using the following numbers:
10, 15, 50, 3 I know the answer is 3/10 and 15/50 but how does one arrive at that answer?
Click here to see answer by solver91311(24713)

Question 469300: model is made of a car. The car is 9 feet long and the model is 6 inches long. What is the ratio of the length of the car to the length of the model?
Click here to see answer by solver91311(24713)

Question 469736: -3/4=n/16
Click here to see answer by edjones(8007)

Question 471466: Use the formula for the area of a circle A = pier2 to determine which is a better deal. A 14 inch pizza for $10.50 or 16 in pizza for $11.95. Use 3.14 for pie
Click here to see answer by mananth(16946)

Question 471519: If a person drives 4,000 miles in 8 months, how many miles will that person drive every 2 years?

Click here to see answer by ewatrrr(24785)

Question 471519: If a person drives 4,000 miles in 8 months, how many miles will that person drive every 2 years?

Click here to see answer by Tatiana_Stebko(1539)

Question 471538: Find the LCM
x^3+8x^2+16x, x^2-8x
Answer in this form ?(?)^2(x-?)
Click here to see answer by poliphob3.14(115)

Question 471619: 1) if you lean a ladder againist your house on level ground then how high will your ladder reach if it is 26 feet long and you set it 10 feet from the wall?
2)A cycle engine used a gas to oil mixture of 20:1. If you are to use 20 ounces of oil, then how many gallons of gas will you use (1 gallon is 128 ounces)?
Click here to see answer by jorel1380(3719)

Question 471461: What can be concluded about the width of a rectangle if the ratio length to perimeter is 1 to 3? Make sketches and explain your reasoning.
Click here to see answer by bucky(2189)

Question 472609: 18 men can dig a ditch in 10 days. After they have worked for 4 days how many more men shall be employed to complete the work in 4 days from then?
Click here to see answer by ankor@dixie-net.com(22740)

Question 472703: x=by+cz
y=cz+ax
z=ax+by
prove a/1+a + b/1+b + c/1+c = 1
pls help with solution...thanks
Click here to see answer by richard1234(7193)

Question 472703: x=by+cz
y=cz+ax
z=ax+by
prove a/1+a + b/1+b + c/1+c = 1
pls help with solution...thanks
Click here to see answer by robertb(5830)

Question 473315: I need to helpmy daughter with proportions she's at a summer program. She needs to solve in Ax+By=C no fractions
#1 3y+9x-18=0
#2 6y-2x=8
#3 y=9x+12

#1 I thinks is y=3x+6 she said no it's not in Ax+By=C is it -3x+y=6
Thank you please tell me how to solve so I can explain it to her.

Click here to see answer by Tatiana_Stebko(1539)

Question 473347: alina read 56 pages in 3 hours.at same rate,find the number of hours it will take her to read the remaining 140 pages?
Click here to see answer by edjones(8007)

Question 473921: which is larger 18% of 212 or 1.8% of 2121
Click here to see answer by robertb(5830)

Question 473925: solve the proportion 8/N = 14/24
Click here to see answer by algebrahouse.com(1659)

Question 473918: 32/x = 2/3
Click here to see answer by Maths68(1474)

Question 474037: how would you solve these types of proportion problems? i am confused, so please tell step by step!!!

1) x+2/5 = 4/x+1
2) 2/x-3 = x-2/6
Click here to see answer by ewatrrr(24785)

Question 474661: it takes 7 painters to paint 3 homes . how many painterss can paint 10 homes
do I cross multiply ?
Click here to see answer by stanbon(75887)

Question 476289: How can $3,960 be invested, part of it at 4% and the remainder at 5%, so that the two investments will produce the same amount of interest?
Click here to see answer by stanbon(75887)

Question 476490: I need help with the following problem:
The product of two consecutive positive even numbers is 624, what are the numbers?
I cannot find this anywhere in my book. Thanks so much!
Click here to see answer by mananth(16946)

Question 476947: Solve. Please show all of your work.
A triangular lot has a perimeter of 1900 feet. One side is 200 feet longer than the shortest side, while the third side is 500 feet longer than the shortest side. Find the lengths of all three sides
Click here to see answer by Theo(13342)

Question 478482: Ratio of lemon to water to be mixed to prepare lemon juice is 3:5.For 12 lemons the number of cups of water to be used is

Click here to see answer by rfer(16322)

Question 479145: if ratio of two numbers "a" and "b" is 3 to 4 and their sum is 420. Find a-b
Click here to see answer by Tatiana_Stebko(1539)

Question 479297: Andrew can do a piece of work in r days and bill. who works faster, can do the same work in S days. which of the following expressions, if any, represents the number of days the two of them would take to do the work if they worked together?
Click here to see answer by stanbon(75887)

Question 479305: one boy can deliver newspapers on his route in 1 1/4 hours. Another boy who takes his place one day takes 15 minutes longer to deliver these papers. How long would it take to deliver the papers if the two boys worked together?
Click here to see answer by stanbon(75887)

Question 479378: What is your mile time if you ran a mile and a half in 14 minutes?
Click here to see answer by edjones(8007)

Question 480595: In a basketball tournament each game last1 1/4 hours. In a 24 hour period what is the maximum number of games that can be played
Click here to see answer by stanbon(75887)

Question 480979: what is a factor of -252 whose sum is 29

Click here to see answer by Alan3354(69443)

Question 481289: 24-carat gold is pure gold.
18 carat gold is 3/4 gold.
20- carat gold is 5/8 gold.
the ratio of pure gold in 18 carat gold to pure gold in 20 carat gold is ?
Click here to see answer by noahhamstra(1)

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