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#2226 2012-10-13 23:03:53
- ganesh
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Re: Oral puzzles
Hi bobbym,
The solution #1615 is correct. Neat job!
#1616. A man buys eggs at 2 for $1 and an equal number at 3 for $2 and sells the whole at 5 for $3. Find is gain or loss percent.
Character is who you are when no one is looking.
#2227 2012-10-13 23:19:09
- bobbym
- Administrator
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Re: Oral puzzles
Hi;
In mathematics, you don't understand things. You just get used to them.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#2228 2012-10-14 16:37:51
- ganesh
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Re: Oral puzzles
Hi bobbym,
#1617. By selling 45 lemons for $40, a man loses 20%. How many should he sell for $24 to gain 20% in the transaction?
Character is who you are when no one is looking.
#2229 2012-10-14 20:17:31
- bobbym
- Administrator
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Re: Oral puzzles
Hi ganesh;
In mathematics, you don't understand things. You just get used to them.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#2230 2012-10-15 17:59:20
- ganesh
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Re: Oral puzzles
Hi bobbym,
#1618. A shopkeeper offers 2.5% discount on cash prices. What cash amount would Reggie pay for a cycle, the marked price of which is $650?
Character is who you are when no one is looking.
#2231 2012-10-15 23:57:44
- bobbym
- Administrator
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Re: Oral puzzles
Hi ganesh;
Thanks for the solution.
In mathematics, you don't understand things. You just get used to them.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#2232 2012-10-16 01:27:25
- Shivamcoder3013
- Power Member
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Re: Oral puzzles
50 million questions for Ganesh to check!
Give me a lever long enough and a fulcrum on which to place it, and I shall move the world.
-Archimedes
My maturity level depends on the people I am around.
#2233 2012-10-16 18:05:05
- ganesh
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Re: Oral puzzles
Hi bobbym and Shivamcoder3013,
The solution #1618 is correct. Good work, bobbym!
The solutions #1590 to #1617 are all correct, Shivamcoder3013! Fantastic!
(It took nearly 45 minutes to check the solutions!)
#1619. Successive discounts of 10%, 12%, and 15% amount to a single discount of what percent?
Character is who you are when no one is looking.
#2234 2012-10-16 21:03:40
- bobbym
- Administrator
Online
Re: Oral puzzles
Hi ganesh;
In mathematics, you don't understand things. You just get used to them.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#2235 2012-10-17 08:18:34
- Shivamcoder3013
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Re: Oral puzzles
Haha. I like posting every 15 questions.
Give me a lever long enough and a fulcrum on which to place it, and I shall move the world.
-Archimedes
My maturity level depends on the people I am around.
#2236 2012-10-17 17:29:33
- ganesh
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Re: Oral puzzles
Hi bobbym and Shivamcoder3013,
bobbym : The solution #1619 is perfect. Good work!
Shivamcoder3013 : You may reply for 15 questions together, if that is convenient.
#1620. The price of a Video Cassette Recorder is marked at $12,000. If successive discounts of 15%, 10%, and 5% be allowed, then at what price does a customer buy it?
Character is who you are when no one is looking.
#2237 2012-10-17 20:53:28
- bobbym
- Administrator
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Re: Oral puzzles
Hi;
In mathematics, you don't understand things. You just get used to them.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#2238 2012-10-18 20:05:29
- ganesh
- Moderator
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Re: Oral puzzles
Hi bobbym,
The solution #1620 is perfect. Excellent!
#1621. The difference between a discount of 35% and two successive discounts of 20% on a certain bill was $22. Find the amount of the bill.
Character is who you are when no one is looking.
#2239 2012-10-18 21:00:18
- bobbym
- Administrator
Online
Re: Oral puzzles
Hi;
In mathematics, you don't understand things. You just get used to them.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#2240 2012-10-19 15:01:47
- ganesh
- Moderator
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Re: Oral puzzles
Hi bobbym,
The solution #1621 is correct. Neat work!
#1622. A tradesman marks his goods 30% above the cost price. If he allows a discount of 6.25%, then what is his gain percent?
Character is who you are when no one is looking.
#2241 2012-10-19 15:54:55
- bobbym
- Administrator
Online
Re: Oral puzzles
Hi;
In mathematics, you don't understand things. You just get used to them.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#2242 2012-10-20 16:57:25
- ganesh
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Re: Oral puzzles
Hi bobbym,
The solution #1622 is perfect. Neat job!
#1623. By selling an umbrella for $300, a shopkeeper gains 20%. During a clearance sale, the shopkeeper allows a discount of 10% on the marked price. What is gain percent during the sale?
Character is who you are when no one is looking.
#2243 2012-10-20 19:40:12
- bobbym
- Administrator
Online
Re: Oral puzzles
Hi;
In mathematics, you don't understand things. You just get used to them.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#2244 2012-10-25 15:47:32
- ganesh
- Moderator
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Re: Oral puzzles
Hi bobbym,
The solution #1623 is correct. Neat job!
#1624. At what price should a shopkeeper mark a radio that costs him $1200 in order that he may offer a discount of 20% on the marked price and still make a profit of 25%?
Character is who you are when no one is looking.
#2245 2012-10-25 15:53:19
- bobbym
- Administrator
Online
Re: Oral puzzles
Hi ganesh;
Good to see you back!
In mathematics, you don't understand things. You just get used to them.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#2246 2012-10-26 14:44:39
- ganesh
- Moderator
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Re: Oral puzzles
Hi bobbym,
Thanks!
The solution #1624 is perfect. Good work!
#1625. A tradesman gives 4% discount on the marked price and gives 1 article free for buying every 15 articles and thus gains 35%. The marked price is above the cost price by what percent?
Character is who you are when no one is looking.
#2247 2012-10-26 16:21:01
- bobbym
- Administrator
Online
Re: Oral puzzles
Hi ganesh;
In mathematics, you don't understand things. You just get used to them.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#2248 2012-10-27 20:15:44
- ganesh
- Moderator
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Re: Oral puzzles
Hi bobbym,
The solution #1625 is correct. Brilliant!
#1626. A trader marked his goods at 20% above the cost price. He sold half the stock at the marked price, one quarter at a discount of 20% on the marked price, and the rest at a discount of 40% on the marked price. What is his total gain percent?
Character is who you are when no one is looking.
#2249 2012-10-27 20:31:51
- bobbym
- Administrator
Online
Re: Oral puzzles
Hi;
In mathematics, you don't understand things. You just get used to them.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#2250 2012-10-28 15:35:13
- ganesh
- Moderator
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Re: Oral puzzles
Hi bobbym,
The solution #1626 is perfect. Excellent!
#1627. If a commission of 10% is given the written price of an article, the gain is 20%. If the commission is increased to 20%, what is the gain? (percent)
Character is who you are when no one is looking.