Tutors Answer Your Questions about Miscellaneous Word Problems (FREE)
Question 103849: Tom, Dick, and Harry weigh 50, 85, and 120 lbs. respectively and use a 12 ft. plank for a teeterboard. Tom sits 5 ft., Dick sits 4 ft., and Harry sits 3 ft. from the fulcrum on the same side. The fulcrum is at the midpoint of the board. How far must a 200-pound friend sit from the fulcrum to balance them?
200 lb friend has to sit _____ from the fulcrum
thanks!!
Click here to see answer by scott8148(3385)   |
Question 104187: A rectangular plot, bounded on one side by a river, is to be enclosed on the other 3 sides by a fence, and then divided into two equal sized pens by another fence. If you have 900 feet of fence available, what is the largest are that can be enclosed?
Click here to see answer by ankor@dixie-net.com(6693)  |
Question 104448: Can you show me how to solve this problem Step-By-Step?
A rectangle has a perimeter of 34cm. The length in centimeters of its adjacent sides are consecutive integers. Find the dimensions of the rectangle.
Click here to see answer by Allstar(7)  |
Question 104447: Can you show me Step-By-Step how to solve this problem?
Luanne bought 50 stamps, some costing 22 cents each, and the rest costing 14 cents each. She paid the postal clerk $10.04 for all the stamps. How many of each type of stamp did luanne buy?
Click here to see answer by scott8148(3385) |
Question 104460: hi was wondering if i could get some help with this question please and thank you.
Brook Winfield operates a snowmobile lodge. Last year it had 95 guests, each of which paid $160 per night.The lodge accountant estimates that for every $1 reduction in the price five additional customers will rent a room.
a)write a function representing the revenue of the lodge.
b)what is the maximum projected revenue?
thanks again
Click here to see answer by stanbon(26295) |
Question 104677: A rectangular garden is to be surrounded by a walkway of constant width. The garden's dimensions are 30 ft by 40 ft. The total area, garden plus walkway, is to be 1800 ft2. What must be the width of the walkway to the nearest thousandth?
Click here to see answer by HyperBrain(694) |
Question 104704: Train A leaves a station traveling at 32 kilometers per hour. 4 hours later, train B leaves the same station traveling in the same direction at 52 kilometers per hour. How long does it take train B to catch up to train A?
Click here to see answer by Fombitz(2113)  |
Question 104723: A homeowner has 120 feet of fence to enclose a rectangular garden.
Come up with a function that gives the area of the garden as a function of the width (Area in terms of width).
What I know
length*2 + width*2=120 feet 2W=120-2L Divide everything by 2
W=60-L
Is this complete or do I need to do something else for the answer? Thank you.
Click here to see answer by Fombitz(2113) |
Question 104879: Hi please help me solve this word problem.
The function A=A(base of 0)e^-0.01152x models the amount of pounds of a particular radioactive material stored in a concrete vault, where x is the number of years since the material wsa put into the vault. If 800 pounds of material are initially put into the vault, how many pounds will be left after 180 years?
Thank you
Click here to see answer by ankor@dixie-net.com(6693) |
Question 104964: Three lighthouses on three nearby islands flash their lighys every evening. On one island, the light flashes every 45 seconds. The lighthouse on the second island has a light that flashes every 2 minutes. The third lighthouse flashes a light ecery 1 1/4 minutes. Suppose all thr light flash together at 8:35 p.m.
At what time will all three lights flash together again?
Click here to see answer by Fombitz(2113) |
Question 105228: I'm not even sure if you would consider this a word problem. I do not even know where to begin.
The area of a square is 82 ft^2. Find the length of the side to the nearest hundredth.
Your help is appreciated.
Click here to see answer by ptaylor(1578)  |
Question 105246: Solve the following problem using a proportion containing a variable for the unknown quantity, then solving for the unknown using algebra:
If 3 out of 5 dentists recommend chewing “Smiley Sweet” gum, at a conference of 485 dentists how many do recommend chewing “Smiley Sweet”?
Click here to see answer by edjones(3298)  |
Question 105230: A picture is 2.5 m long by 2.0m wide. It is held by a frame of uniform width around its ouside edge. If the picture itself(without the frame) is 4 m^2, what is the width of the frame to the nearest centimeter?
I have the worst time trying to figure out these types of problems.
Click here to see answer by scott8148(3385) |
Question 105535This question is from textbook
: it has been determined that at the age of 10 a girl has reached 84.4% of her final adult height. Dana is 4 ft 8 in at the age of 10. What will her final adult hight be. How do you figure it out she grew 15.6%.This question is from textbook
Click here to see answer by ptaylor(1578) |
Question 105623: Tourist: "How many birds and lions do you have in your zoo?" Zookeeper:"There are 30 heads and 100 feet." Find the number of each animal. I need to know how to set this problem up in a system of linear equations. Thank you.
Click here to see answer by fmo(8) |
Question 105651: One apt. is directly above second apt. Downstairs resident calls his upstairs neighbor and says;"If one of you is willing to come downstairs, we'll have the same number of people in both apts." His neighbor responded with; "Why don't one of you come up? Then we,ll have twice as many people up here as you have down there." How many people in each apt? I know the answers, but am having trouble setting it up into a system of linear equations. Can somebody please help me? Thank you so much in advance.
Click here to see answer by scott8148(3385) |
Question 105701: Tina's diner is open six days a week. her income for the first five days this week was $200, $140, $360, $400, and $280. How much must she make on the sixth day to have a mean income of $390 for the six days?
Click here to see answer by fmo(8) |
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