http://www.algebra.com New Solutions by tutors en-us Copyright Algebra.Com Sun, 12 Feb 2012 16:38:00 -0000 Sun, 12 Feb 2012 16:38:00 -0000 webmaster@algebra.com webmaster@algebra.com http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571472 This problem was solved by ankor@dixie-net.com: A swimming pool can be filled up by pipes A and B in 3 hours and 35 minuted. If pipe A can fill the pool in 6 1/2 hours, how long can pipe B fill it alone? 671fd3d2-636a-389b-8473-3b711c1aed47 Sun, 12 Feb 2012 10:34:10 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571441 This problem was solved by ankor@dixie-net.com: You live in a cabin exactly two miles north of a stream that flows east-west. Your grandmother lives 12 miles west and 1 mile north of your cabin. You want to visit your grandmother and take her some cold water from the stream. What is the shortest distance you must travel in order to leave your cabin, go to the stream, and take the water to your grandmother? I keep getting answers with decimals but am told none in the answer. I get sqrt 153 + 2 or 14.36931688? bb0f23bf-ffdb-3e6c-8251-d3ee219b32d1 Sun, 12 Feb 2012 10:14:53 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571515 This problem was solved by KMST: using seven distinct straight lines, what is the maximum number of points of intersection? 7611a0a7-6859-3010-ab5e-5baea810e125 Sun, 12 Feb 2012 10:11:09 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571547 This problem was solved by josmiceli: it takes bob the boy scout 10 hours to paddle upstream against the current a distance of 15 miles. when he turn around he finds it only takes him 5 hours to 'paddle 22.5 miles with current. how fast is bob's boat going in still water and what is the speed of the current of the river? 0eae0e06-ea3f-3665-a9ae-8d0daeec589d Sun, 12 Feb 2012 09:10:16 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571560 This problem was solved by nerdybill: Imagine that you are in the market to purchase a new home. The sales representative informs you that there are 56 houses available with two differant floor plans. use x to represent floor plan 1 and y to represent floor plan 2 to create an equation that illustrates this situation if there are three times as many homes available with floor plan 2 than floor plan 1. I do not understand if I am doing it correctly when I make the equation x+3y=56 ??? bc0f1f67-51c0-3121-b065-188dd7e73aa4 Sun, 12 Feb 2012 09:01:37 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571552 This problem was solved by Edwin McCravy: a plus 1 over 4 minus a over 6 3c3d3e39-bfc5-3a06-8ce7-cf500d8b211d Sun, 12 Feb 2012 08:46:50 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571557 This problem was solved by Alan3354: In three minutes a conveyor belt moves 800 pounds of recyclable aluminum from a delivery truck to a storage area. A smaller belt can move the same amount of cans the same distance in 9 minutes. If both belts are being used, how long will it take to move the cans to the storage area. 3/800=9/800 ?? c1f46214-1019-33c9-8da2-e4e76bb8d6bd Sun, 12 Feb 2012 08:30:56 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571504 This problem was solved by Alan3354: how to solve 299^99 a2f15f90-7ce8-3501-ba27-dee7bfe953b6 Sun, 12 Feb 2012 08:07:43 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571542 This problem was solved by stanbon: one yogurt and two salads contains 550 calories. Three Yogurts and 1 salad contains 440 calories. find the numberof calories contained in the yogurt and the number of calories contained in the salad. fad52983-efc5-3531-ae69-6c08bb5dce90 Sun, 12 Feb 2012 07:58:12 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571540 This problem was solved by stanbon: in a university, 2 out of every 7 students work their way through college, if the school has an enrollment of 11758, about how many are working students? 3fd12d9d-496c-3bb4-8d82-15e8b5f51e42 Sun, 12 Feb 2012 07:53:31 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571533 This problem was solved by Alan3354: the total surface area of a cone whose radiuus is 2r and slant height l/2 is 1ff6ab24-3597-3a28-85bb-e7a37f623c07 Sun, 12 Feb 2012 07:51:55 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571549 This problem was solved by stanbon: Find four consecutive integers such that twice the first subtracted from the sum of the other three integers equals 16. cd17038a-4862-328e-8677-06817e2c54fd Sun, 12 Feb 2012 07:50:29 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571543 This problem was solved by Alan3354: "what is the slope of a binomial 2x+3" 73ee5c8e-bc00-3f01-8cd1-2343b37d4a09 Sun, 12 Feb 2012 07:50:00 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571547 This problem was solved by stanbon: it takes bob the boy scout 10 hours to paddle upstream against the current a distance of 15 miles. when he turn around he finds it only takes him 5 hours to 'paddle 22.5 miles with current. how fast is bob's boat going in still water and what is the speed of the current of the river? ec575282-f284-3a71-904f-bae5d6a07646 Sun, 12 Feb 2012 07:46:03 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571545 This problem was solved by ikdeep: The sum of 4 consecutive number is 586.What is the largest number of four? 6db96b1f-802a-3fa4-ac79-23a79e0eb138 Sun, 12 Feb 2012 07:43:25 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571548 This problem was solved by stanbon: 3 over x plus 1 minus 4 over x d3bb65a2-cead-334e-a034-ba64d110abbe Sun, 12 Feb 2012 07:40:37 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571531 This problem was solved by stanbon: I am having a hard time coming up with the answer for this problem -8/1/2^2 - 4 -8/(1/2)(1/2) -4 -8/.25-4 From here I don't know how do finish the problem However the answer is 32/15 I need to know the rest of the way on how to get there. 7731d659-9140-3dba-9222-528f576e813b Sun, 12 Feb 2012 07:37:02 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571479 This problem was solved by ikdeep: If there are 25 teachers and 485 students, what is the student to teacher ratio 2ae71325-4d64-303d-abf1-6fa1d53c21b9 Sun, 12 Feb 2012 06:58:01 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571476 This problem was solved by Alan3354: Write 1/8 as a decimal daf555bb-944e-3166-a0a3-871cd78b5337 Sun, 12 Feb 2012 06:56:21 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571506 This problem was solved by ikdeep: Ten times a certain number added five times another number is 170. If the first number less than the second number is 5, find the numbers. 301401d1-89d7-3ee1-be12-f84a1e8e527c Sun, 12 Feb 2012 06:02:03 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571511 This problem was solved by ikdeep: One number is 5 more than the second, and their sum is 20. Find the numbers. 3706cb75-5ba8-3820-a92c-9b6a2c6824c1 Sun, 12 Feb 2012 05:05:03 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571497 This problem was solved by mananth: hey i really need some help with this question i have been trying for hours and still can't get it one number is nine less than twice another, and their sum is 42. find the two numbers thanks 95666d4e-40fd-3812-bb52-786cd7e93c6c Sun, 12 Feb 2012 04:55:59 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571507 This problem was solved by mananth: the lower base of a trapezoid is x+7 cm and the upper base is x+4 cm. if the distance between them is x cm and the area of the trapezoid is 20 sq. cm, find x 6bcc4428-7f71-387f-9fa9-001306debba7 Sun, 12 Feb 2012 04:50:10 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571525 This problem was solved by reviewermath: please simplify below M2+4M-32 _________ mq+8q 7aaba130-1099-32c9-b5fc-f8b4bf806ca5 Sun, 12 Feb 2012 04:48:49 -0006 http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=571512 This problem was solved by ikdeep: Twice the larger number is three times the smaller, and their sum is 20. Find the numbers. 6e2fd2cf-f70b-3904-ab60-526584376a7e Sun, 12 Feb 2012 04:35:51 -0006