Tutors Answer Your Questions about Miscellaneous Word Problems (FREE)
Question 344035: OK my word problem is "Melissa is 24 years younger than Joyce. In 2 years, Joyce will be 3 times as old as Melissa will be then. How old are they now?"
My teacher told me to set it up into a table. How i think the table will be set up like this:
Now -------- In 2 yrs
Melissa: x-24 x-24+2
Joyce: x 3(x-24+2)
And when i set up the equation it came out to be:
x-24+2=3(x-24+2)
Im not sure if that is the right way to set it up. I am horrible at Algebra and i really need your help
So my question is: Is my equation set up right or do i need to do it a whole dfferent way?
Click here to see answer by ewatrrr(10682)  |
Question 344035: OK my word problem is "Melissa is 24 years younger than Joyce. In 2 years, Joyce will be 3 times as old as Melissa will be then. How old are they now?"
My teacher told me to set it up into a table. How i think the table will be set up like this:
Now -------- In 2 yrs
Melissa: x-24 x-24+2
Joyce: x 3(x-24+2)
And when i set up the equation it came out to be:
x-24+2=3(x-24+2)
Im not sure if that is the right way to set it up. I am horrible at Algebra and i really need your help
So my question is: Is my equation set up right or do i need to do it a whole dfferent way?
Click here to see answer by Alan3354(30983)  |
Question 343844: Dimensions of a Border Around a Pool
A club swimming pool is 30 feet wide and 40 feet long. The club members want an exposed aggregate border in a strip of uniform width around the pool. They have enough material for 296 square feet. How wide can the strip be?
Click here to see answer by ankor@dixie-net.com(15638)  |
Question 344076: Heey, Can You Help Me Solve This Word Problem?(: Thank Youu.
Ace Rent A Car charges a flat fee of $20 and $0.20 a mile for their cars. Acme Rent A Car charges a flat fee of $38 and $0.10 a mile for their cars. Use the following model to find out after how many miles Ace Rent a Car becomes more expensive then Acme Rent a Car.
c=20+0.2m Ace
c=38+0.1m Acme
Click here to see answer by solver91311(16868)  |
Question 344189: how do you get the equation for the problem:
The perimeter of a triangle is 76 cm. side A of the triangle is twice as long as side B. side C is 1 cm longer than side A. find the length of each side.
Click here to see answer by rfer(12647) |
Question 344470: Five points, A, B, C, D, and E, lie on a line, not necessarily in that order. segment AB has length of 24 Point C is the midpoint of segment AB , and point D is the midpoint of segment AC . If the distance between D and E is 5, what is one possible distance between A and E?
Click here to see answer by Fombitz(13828)  |
Question 344514: A bank offers two checking plans. The Anywhere plan charges 20 cents per check. The AccuCheck plan costs $1.68 a month plus 8 cents per check. For what number of checks will the AccuCheck plan costs less than the Anywhere plan?
Click here to see answer by JBarnum(2044)  |
Question 344587: A number has five digits, none of which are zero. The first digit plus the second digit equals the third digit. The third digit times two, plus the second digit, equals the fifth digit. The second digit times two equals the first digit. The first digit times four equals the fourth digit. The fourth digit minus the second digit equals the fifth digit. What is the number?
Click here to see answer by MathTherapy(1421)  |
Question 344870: A discount store sold plastic cups for $3.25 each and ceramic cups for $4.50 each. If 500 cups were sold for a total of $2090 how many cups of each type was sold? B. What was the dollar value of each type of cup sold?
Click here to see answer by rfer(12647) |
Question 344880: can you please help me with this home work question?
Choose two trinomials from the list below to factor. Using complete sentences, explain how to factor each one. Be sure that the final factorization (or "answer") is a part of your explanation.
2x2 + 13x + 15
2x2 + 27x + 13
5x2 − 2x − 7
10x2 − 7x − 3
8x2 − 11x + 3
Click here to see answer by stanbon(57243) |
Question 344875: Choose two trinomials from the list below to factor. Using complete sentences, explain how to factor each one. Be sure that the final factorization (or "answer") is a part of your explanation.
2x2 + 13x + 15
2x2 + 27x + 13
5x2 − 2x − 7
10x2 − 7x − 3
8x2 − 11x + 3
Click here to see answer by stanbon(57243) |
Question 344970: Two vessels contains mixtures of alcohol and water. In one there is three times as much alcohol as water; in the other, five times as much water as alcohol. How much must be drawn off from each to fill a third vessel which holds 7 gallons, in order that its contents may be half water and half alcohol.
Thanks for the answer!
Click here to see answer by ankor@dixie-net.com(15638)  |
Question 345212: 1)Mike said that when he opened his book the product of the two facing pages was 7007.Prove that this could not happen.
2)Place 10 stools along four walls of the room so that each of the four walls has the same number of stools.
Click here to see answer by solver91311(16868)  |
Question 345481: two soccer players kick the ball at the same time . one exerts a force of 72 newtons east. the other exerts a force of 45 newtons north. what is the magnitude to the nearest tenth and direction to the nearest degree of the resultant force on the soccer ball ?
Click here to see answer by Fombitz(13828)  |
Question 345529: For a certain hot-water heater, the increase in heating expenses is directly proportional to increase in water-temperature setting. If heating expenses increase by $24 when the water-temperature setting is increased by 20 degrees Fahrenheit, by how much will heating expenses increase when the water-temperature setting is increased by 15 degrees Fahrenheit?
A. $16 B. $18 C. $19 D. $20 E. $21
Click here to see answer by stanbon(57243) |
Question 345880: The number of candles a store sells is four less than three times the number of flowers sold. The number of candles and flowers sold totals 32. How many of each are sold?
Not sure if this is right??
n= # of flowers
3n-4=32
n+3n-4=32
4n-4=32
Add 4 to both sides of equation
4n=36
Then divide both by 4
n=9 flowers
Then you plug in the number 9 to the original equation.
3(9)-4=32
27-4=23
23 candles
Answer is 9 flowers, and 23 candles???
HELP!!!
Click here to see answer by rfer(12647) |
Question 345880: The number of candles a store sells is four less than three times the number of flowers sold. The number of candles and flowers sold totals 32. How many of each are sold?
Not sure if this is right??
n= # of flowers
3n-4=32
n+3n-4=32
4n-4=32
Add 4 to both sides of equation
4n=36
Then divide both by 4
n=9 flowers
Then you plug in the number 9 to the original equation.
3(9)-4=32
27-4=23
23 candles
Answer is 9 flowers, and 23 candles???
HELP!!!
Click here to see answer by scott8148(6628)  |
Question 345847: To make low-fat cottage cheese, milk containing 4% butterfat is mixed with milk containing 1% butterfat to obtain 39 gallons of a mixture containing 2% butterfat. How many gallons of each milk must be used?
gallons of milk containing 1% butterfat
2 gallons of milk containing 4% butterfat
Click here to see answer by scott8148(6628)  |
Question 345643: If all men in the Williams family are over six feet tall, which of the following statements must be true?
A. No man under six feet tall is a member of the Williams family.
B. All men over six feet tall are members of the Williams family.
C. All men who are not members of the Williams family are under six feet tall.
D. Every member of the Williams family over six feet tall is a man.
E. There is one man in the Williams family under six feet tall.
Click here to see answer by scott8148(6628)  |
Question 345704: please help me out? The doctor wants 350mg of compazine(im). In the cabinet i have 175mg/ml. What is the correct amount to give to the patient?
Could you please show me how you come up with the answer? Thank you
Click here to see answer by Fombitz(13828)  |
Question 346168: I please need help with this question:
In 2007, Procter and Gamble spent $5.2 billion on advertising. Express this quantity in terms of the height in kilometers of a stack of $1 bills. Assume 10 bills per millimeter.
Click here to see answer by nerdybill(6948)  |
Question 346168: I please need help with this question:
In 2007, Procter and Gamble spent $5.2 billion on advertising. Express this quantity in terms of the height in kilometers of a stack of $1 bills. Assume 10 bills per millimeter.
Click here to see answer by stanbon(57243) |
Question 346168: I please need help with this question:
In 2007, Procter and Gamble spent $5.2 billion on advertising. Express this quantity in terms of the height in kilometers of a stack of $1 bills. Assume 10 bills per millimeter.
Click here to see answer by ewatrrr(10682)  |
Question 346396: Two airplanes depart from an airport traveling in opposite directions. The second airplane is 200 miles per hour faster than the first. After 2 hours they are 1100 miles apart. Find the speeds of the airplanes.
Click here to see answer by ukine(1)  |
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