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<pubDate>Fri, 7 Nov 2025 02:31:00 +0000</pubDate>
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<pubDate>Thu, 06 Nov 2025 18:16:45 -0006</pubDate>
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<?xml version="1.0" encoding="UTF-8"?> <rss version="2.0" xmlns:blogChannel="http://backend.userland.com/blogChannelModule"> <channel><title>Algebra.Com New solved problems</title><link>http://www.algebra.com</link><description>New Solutions by tutors</description><language>en-us</language><copyright>Copyright Algebra.Com</copyright><pubDate>Fri, 7 Nov 2025 02:31:00 +0000</pubDate><lastBuildDate>Fri, 7 Nov 2025 02:31:00 +0000</lastBuildDate><managingEditor>webmaster@algebra.com</managingEditor><webMaster>webmaster@algebra.com</webMaster> <item><title>Problem 612808 solved by greenestamps</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=612808</link><description>This problem was solved by greenestamps:a two digit number is 5 times the sum of its digits and is also equal to 5 more than the product of its digit find the number</description><guid isPermaLink="false">4a5600e6-ea9f-34b2-b56e-8472534f8822</guid><pubDate>Thu, 06 Nov 2025 18:16:45 -0006</pubDate></item><item><title>Problem 617971 solved by ikleyn</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=617971</link><description>This problem was solved by ikleyn:Solve the problem. The logistic growth function f(t) = 400/1+9.0e-0.22t describes the population of a species of butterflies after they are introduced to a non-threatening habitat. How many butterflies are expected in the habitat after 12 months? </description><guid isPermaLink="false">af535afc-c4e0-3c52-9e31-bd6c7608a82e</guid><pubDate>Thu, 06 Nov 2025 02:30:14 -0006</pubDate></item><item><title>Problem 614980 solved by ikleyn</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=614980</link><description>This problem was solved by ikleyn:The independent probability of a passenger arriving for a booked flight on a Maxi service is 0.8. The airline booked 225 passengers and there are 195 seats available on Maxi..Use the Normal distribution to find the probability for a given flight more booked passengers arrive than there are seats available.</description><guid isPermaLink="false">93f46c3a-14fb-3098-9f71-c0fbd5baec39</guid><pubDate>Thu, 06 Nov 2025 02:03:20 -0006</pubDate></item><item><title>Problem 615732 solved by ikleyn</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=615732</link><description>This problem was solved by ikleyn:The employees at a General Motors assembly plant are polled as they leave work. Each is asked, What brand of automobile are you riding home in? The random variable to be reported is the number of each brand mentioned. Is x a binomial random variable? Justify your answer. </description><guid isPermaLink="false">fe5bd573-0d7f-3401-9dab-fbb06e88351e</guid><pubDate>Thu, 06 Nov 2025 01:38:01 -0006</pubDate></item><item><title>Problem 615967 solved by ikleyn</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=615967</link><description>This problem was solved by ikleyn:We're trying to help our soon with his math homework but we're totally stuck one this problem: A store has a sale on almonds, pecans and pistachios. One lb of almonds, one lb of pecans and one lb of pistachios cost $12. Two lbs of almonds and three lbs of pecans cost $16. Three lbs of pecans and two lbs pistachios cost $24. Find the price of each kind of nut. Thank you in advance for any help.</description><guid isPermaLink="false">60079fe3-559a-3e65-8330-b8b1e92fbf7a</guid><pubDate>Thu, 06 Nov 2025 00:55:25 -0006</pubDate></item><item><title>Problem 614617 solved by ikleyn</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=614617</link><description>This problem was solved by ikleyn:A car travels at a constant speed of 15m/s. How many miles does the car travel in 15 sec</description><guid isPermaLink="false">2c35f3a0-1998-3cd4-a0f0-0316153e0ad1</guid><pubDate>Wed, 05 Nov 2025 22:58:44 -0006</pubDate></item><item><title>Problem 612808 solved by ikleyn</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=612808</link><description>This problem was solved by ikleyn:a two digit number is 5 times the sum of its digits and is also equal to 5 more than the product of its digit find the number</description><guid isPermaLink="false">a3ad187a-7c63-39d6-a418-a59f7d27bad3</guid><pubDate>Wed, 05 Nov 2025 16:37:03 -0006</pubDate></item><item><title>Problem 203940 solved by ikleyn</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=203940</link><description>This problem was solved by ikleyn:I need your help about this:Find the equation of the line with points equidistant from (5,-2) and (4,3).</description><guid isPermaLink="false">766aa746-38bf-3f83-b1f7-4d6def72339c</guid><pubDate>Tue, 04 Nov 2025 22:16:07 -0006</pubDate></item><item><title>Problem 203989 solved by ikleyn</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=203989</link><description>This problem was solved by ikleyn: Jon throws all his nickels and dimes in a jar at home each day. He counted all his coins one day and found that he had collected $42.35. If there were five times as many nickels as dimes how many of each coin does he have? </description><guid isPermaLink="false">70164f7e-763e-36ba-a2c7-bb675c345941</guid><pubDate>Tue, 04 Nov 2025 21:44:41 -0006</pubDate></item><item><title>Problem 202488 solved by ikleyn</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=202488</link><description>This problem was solved by ikleyn:Can someone PLEASE help me with these? Thank You. :) 1) A person is wearing a bracelet with 11 settings around the bracelet. How many different ways can 11 birthstones be arranged around the bracelet? Leave the answer in factorial form. 2) How many subsets of four elements each exist in a set of seven elements? 3) How many different groups of 35 cars can be formed from 40 cars? 4) How many different ways can an executive committee of nine people sit at a round table? 5) What is the probability of not drawing a green marble from a jar containing 7 red, 4 green, 3 white, and 9 blue marbles? 6) A compound experiment consists of drawing at random twice without replacing from a jar with 3 red, 3 white, and 2 black marbles. What is the probability of getting first a red and then a black marble? Thanks again,~Sarah</description><guid isPermaLink="false">16d5ad33-1b58-3601-9f2a-dac7ad9e54d0</guid><pubDate>Tue, 04 Nov 2025 18:43:41 -0006</pubDate></item><item><title>Problem 202021 solved by Edwin McCravy</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=202021</link><description>This problem was solved by Edwin McCravy:Could you help me about this?For what value of K will the equation (2-k).x^2+(1-k).2x+(k-1) be a perfect square?</description><guid isPermaLink="false">d49d09d0-eb67-3d79-907b-e2604c6783ef</guid><pubDate>Tue, 04 Nov 2025 13:35:54 -0006</pubDate></item><item><title>Problem 203502 solved by ikleyn</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=203502</link><description>This problem was solved by ikleyn:Please help with word problem: Filling a tank. A water tank has an inlet pipe and a drain pipe. A full tank can be emptied in 30 minutes if the drain is opened and an empty tank can be filled in 45 minutes with the inlet pipe opened. If both pipes are accidentally opened when the tank is full, then how long will it take to empty the tank?</description><guid isPermaLink="false">789a0540-5be4-3a3d-85be-643430b72b68</guid><pubDate>Tue, 04 Nov 2025 10:57:24 -0006</pubDate></item><item><title>Problem 1210420 solved by ikleyn</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=1210420</link><description>This problem was solved by ikleyn:In how many ways can 5 people be seated in 8 chairs around a round table?</description><guid isPermaLink="false">a233b066-2c09-3f9b-b575-92c2a5197d7d</guid><pubDate>Tue, 04 Nov 2025 10:13:03 -0006</pubDate></item><item><title>Problem 201710 solved by greenestamps</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=201710</link><description>This problem was solved by greenestamps:If a race car can go around a track in 5 minutes,then how long will it take to go around the track if it increases its speed by 20%? </description><guid isPermaLink="false">92d0320a-daaa-34fe-a46a-c1512a40b1c5</guid><pubDate>Tue, 04 Nov 2025 00:28:58 -0006</pubDate></item><item><title>Problem 201710 solved by ikleyn</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=201710</link><description>This problem was solved by ikleyn:If a race car can go around a track in 5 minutes,then how long will it take to go around the track if it increases its speed by 20%? </description><guid isPermaLink="false">e73ffd9b-1f71-3c32-b8e2-464aa66aef7f</guid><pubDate>Mon, 03 Nov 2025 22:55:05 -0006</pubDate></item><item><title>Problem 202021 solved by ikleyn</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=202021</link><description>This problem was solved by ikleyn:Could you help me about this?For what value of K will the equation (2-k).x^2+(1-k).2x+(k-1) be a perfect square?</description><guid isPermaLink="false">807bbe41-b952-36d8-a427-7d707db70380</guid><pubDate>Mon, 03 Nov 2025 22:01:30 -0006</pubDate></item><item><title>Problem 202283 solved by ikleyn</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=202283</link><description>This problem was solved by ikleyn:if your car goes from 14 to 71 meters in 3 seconds, what is your acceleration?</description><guid isPermaLink="false">7bab40cd-3145-30c2-945a-8a62abfe6b73</guid><pubDate>Mon, 03 Nov 2025 21:09:54 -0006</pubDate></item><item><title>Problem 201773 solved by ikleyn</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=201773</link><description>This problem was solved by ikleyn:6. The function f(x) gives the lake level over the passt year,with x measured in days and y, that is, the f(x) values, measured in inches above last year's mean height.A. What it the real-world meaning of f(60)?B. What is the real-world meaning of f(x)=-3?C. What is an interpretation of f(x)=f(150?</description><guid isPermaLink="false">b77ef460-cb5f-3ea7-9214-495a569eb272</guid><pubDate>Mon, 03 Nov 2025 19:23:31 -0006</pubDate></item><item><title>Problem 202241 solved by ikleyn</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=202241</link><description>This problem was solved by ikleyn:Which one of the following is true? (1) log(7+3)=log7+log3 (2) (log10)^3=3log10 (3) ln(7e^10)=10+ln7 ? HELP.</description><guid isPermaLink="false">faf98db7-b9ec-30ed-bbcd-acd24ea0cbd5</guid><pubDate>Mon, 03 Nov 2025 18:49:12 -0006</pubDate></item><item><title>Problem 202363 solved by greenestamps</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=202363</link><description>This problem was solved by greenestamps:if (125/27)^x = the cubic root of 0.6 then the value of x is _______ </description><guid isPermaLink="false">815bd747-b1f2-369e-9d64-2209005013ec</guid><pubDate>Mon, 03 Nov 2025 02:37:18 -0006</pubDate></item><item><title>Problem 588541 solved by greenestamps</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=588541</link><description>This problem was solved by greenestamps:Each switch in a system of six switches can be either on or off. A power surge randomly resets the six switches. What is the probability that this random setting for the system is one in which the first two switches are both in the on position?</description><guid isPermaLink="false">702d51c6-b2ca-3551-9344-acf043b85195</guid><pubDate>Mon, 03 Nov 2025 02:30:11 -0006</pubDate></item><item><title>Problem 586307 solved by greenestamps</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=586307</link><description>This problem was solved by greenestamps:The length of each side of a square wooden box, in inches,is represented by the expression 8m2The volume of the box, in cubic inches, is (8m2)3what is the simplified expression represents the volume of the box </description><guid isPermaLink="false">1c852afe-9b7b-31b0-a6fe-a294dda3f670</guid><pubDate>Mon, 03 Nov 2025 02:22:42 -0006</pubDate></item><item><title>Problem 202363 solved by ikleyn</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=202363</link><description>This problem was solved by ikleyn:if (125/27)^x = the cubic root of 0.6 then the value of x is _______ </description><guid isPermaLink="false">b05b3066-c8ea-37e4-aee1-ab08761a59e9</guid><pubDate>Mon, 03 Nov 2025 02:08:59 -0006</pubDate></item><item><title>Problem 201392 solved by greenestamps</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=201392</link><description>This problem was solved by greenestamps:Solve the inequality 4k^3-6k^3(< or =)4k possible answers:(-infinite,-1/2] or (0,2)(-infinite,-1/2) or (0,2)(-infinite,-1/2] or [0,2](-infinite,-1/2) or [0,2]</description><guid isPermaLink="false">14cd545e-647f-3094-b098-032eabd7945e</guid><pubDate>Mon, 03 Nov 2025 02:07:30 -0006</pubDate></item><item><title>Problem 201379 solved by greenestamps</title><link>http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=201379</link><description>This problem was solved by greenestamps:A coin bank contains 25 coins in nickles, dimes and quarters. There are four times as many dimes as quarters. The value of the coins is $2.05. How many dimes are in the bank? </description><guid isPermaLink="false">81f13126-ac0f-39f1-b5e9-83fa5d271185</guid><pubDate>Mon, 03 Nov 2025 01:38:38 -0006</pubDate></item></channel></rss>If you would like to create a banner that links to this page (i.e. this validation result), do the following:
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