Tutors Answer Your Questions about Miscellaneous Word Problems (FREE)
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(32388)  |
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(32388)  |
Question 104833: in a bicycle race, lionel gives robert a 500m advantage. also, lionel agrees to start 15 min after robert. if lionel bikes at 17 km/h and robert at 14 km/h, how long will it take lionel after he starts to overtake robert?
thanks in advance
Click here to see answer by scott8148(6628)  |
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(22740)  |
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(32388)  |
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(2198)  |
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(8007)  |
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(6628)  |
Question 105535: 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%.
Click here to see answer by ptaylor(2198)  |
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(6628)  |
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) |
Question 105782: A plane took 1 hour longer to travel 560 miles on the first portion of a flight than it took to fly 480 miles on the second portion. If the speed was the same for each portion, what was the flying time for the second part of the trip?
Click here to see answer by josmiceli(19441)  |
Question 105844: I am on vacation and doing independent study and this problem is giving me a headache. Could you please help?
Four time the sum of the distance from Apia to Austin, Texas and the distance from Apia and Noumea is about 47,000 kilometers. How far is Austin?
The distance from Apia and Noumea is 2,480 kilometers
Here is what I have tried --
x= Austin
4x + 2480 = 47,000
4x = 47,000 - 2480
4x = 44520
x = 11130
I know the answer is 9270 (teacher gave me the answers)
Could you please help
Click here to see answer by jim_thompson5910(35256) |
Question 106151: Folding Sheet Metal: A square is to be cut from each corner of an 8 inch by 11 inch rectangular piece of copper and the sides are to be folded up to form a box. If the area of the bottom is to be 50 inches squared, what size square should be cut from each corner?
I've tried and gotten this far:
(11-2x)(8-2x)=?
(88-22x)(-16x+4x^2)
22(4-x)-4x(4-x)
22-4x=? 4-x=?
I'm not sure what it is supposed to equal. I have tried several different answers. I have set it equal to 50 inches squared, 50 inches, 88 inches, and 44 inches. If you can help me with this problem, I would appreciate it! Thank you!
Click here to see answer by stanbon(75887) |
Question 106227: X baskets of strawberries were put on sale on Monday. The unsold baskets of any day were put on sale the next day. 1/3 of the baskets were sold on Monday. 2/3 of those put on sale on Tuesday were unsold. 8 baskets were put on sale on Wednesday. What is X?
Click here to see answer by edjones(8007)  |
Question 106348: Cassy had a bag of candy and was heading to the playground when she was intercepted by her arch nemesis, Rachelle. Rachelle thought Cassy had made fun of her the pervious day, so Rachelle tried to grab the bag of candy away from Cassy. In the ensuing battle, half the candy plus two pieces fell on the ground. Cassy maintained control of the bag and ran to the office to tattle on Rachelle. On the way to the office Cassy ran into Julio, whom she had a crush on. She gave Julio some of the candy in her bag, which just happened to be equal to one-fourth of what was left, plus five pieces. Just before Cassy got to theoffice her best friend Madison caught up with her. Cassy gave Madison half of the candy she had left. When Cassy got to the office and told the story to the principal, he asked to see the bag of candy. He told Cassy he would talk to Rachelle, but that it was against school policy to have candy on the campus. He then ate the remaining two pieces of candy. How many pieces of candy were originally in the bag?
Click here to see answer by solver91311(24713)  |
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