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#4251 2012-10-16 18:14:20

ganesh
Moderator
Registered: 2005-06-28
Posts: 14,447

Re: 10 second questions

Hi bobbym and Shivamcoder3013,

bobbym : The solution #4374 is correct. Neat job!

Shivamcoder3013 : Which is the last answer referred?

#4376. List price of an article at a showroom is $2000 and it is being sold at successive discounts of 20% and 10%. Find the net selling price.

#4377. Find the selling price of an article if a shopkeeper allows two successive discounts of 5% each on the marked price of $80.


Character is who you are when no one is looking.

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#4252 2012-10-16 22:00:03

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,688

Re: 10 second questions

Hi ganesh;

On problem #4375 how do you get the
(80/100)x = 24? There is no 80% stated in the problem.


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

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#4253 2012-10-17 20:58:17

ganesh
Moderator
Registered: 2005-06-28
Posts: 14,447

Re: 10 second questions

Hi bobbym,

I missed a part of the problem #4375. Regretted!

The solutions #437 and #4377 are correct. Neat work!

#4378. After successive discounts of 12% and 5%, an article was sold for $209. What was the original price of the article?

#4379. Applied to a bill for $100,000, what is the difference between a discount of 40% and two successive discounts of 36% and 4%?


Character is who you are when no one is looking.

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#4254 2012-10-17 22:03:30

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,688

Re: 10 second questions

Hi ganesh;


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

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#4255 2012-10-18 15:54:16

ganesh
Moderator
Registered: 2005-06-28
Posts: 14,447

Re: 10 second questions

Hi bobbym,

The solutions #4378 and #4379 are correct. Brilliant!

#4380. The marked price of a wristwatch was $720. A man bought the same for $550.80 after getting two successive discounts, the first being 10%. What was the second discount rate?

#4381. A trader marked the price of his commodity so as to include a profit of 25%. He allowed discount of 16% on the marked price. What is his actual profit percent?


Character is who you are when no one is looking.

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#4256 2012-10-18 16:57:34

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,688

Re: 10 second questions

Hi ganesh;


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Online

#4257 2012-10-19 17:47:41

ganesh
Moderator
Registered: 2005-06-28
Posts: 14,447

Re: 10 second questions

Hi bobbym,

The solutions #4380 and #4381 are correct. Good work!

#4382. The price of an article is raised by 30% and then two successive discounts of 10% each are allowed. What percent is the price of the article ultimately?

#4383. A retailer buys 30 articles from a wholesaler at the price of 27. If he sells them at their marked price, what is the gain percent in the transaction?


Character is who you are when no one is looking.

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#4258 2012-10-19 20:41:16

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,688

Re: 10 second questions

Hi ganesh;


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Online

#4259 2012-10-24 16:37:56

ganesh
Moderator
Registered: 2005-06-28
Posts: 14,447

Re: 10 second questions

Hi bobbym,

The solution #4382 is correct. Good work!

#4384. The cost price of an article is 64% of the marked price. Calculate the gain percent after allowing a discount of 12%.

#4385. At what percent above the cost price must a shopkeeper mark his goods so that he gains 20% even after giving a discount of 10% on the marked price?


Character is who you are when no one is looking.

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#4260 2012-10-24 17:36:21

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,688

Re: 10 second questions

Hi;


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

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#4261 2012-10-25 15:34:20

ganesh
Moderator
Registered: 2005-06-28
Posts: 14,447

Re: 10 second questions

Hi bobbym,

The solutions #4384 and #4385 are correct. Excellent!

#4386. A shopkeeper earns a profit of 12% on selling a book at 10% discount on the printing price. What is the ratio of the cost price to the printed price of the book?

#4387. By selling an article at 2/5 of the marked price, there is a loss of 25%. What is the ratio of the marked price and the cost price of the article?


Character is who you are when no one is looking.

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#4262 2012-10-25 18:06:45

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,688

Re: 10 second questions

Hi ganesh;



In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Online

#4263 2012-10-26 21:06:18

ganesh
Moderator
Registered: 2005-06-28
Posts: 14,447

Re: 10 second questions

Hi bobbym,

The solution #4387 is correct. Good work!

#4388. A trader marked the selling price of an article at 10% above the cost price. At the time of selling, he allows certain discount and suffers a loss of 1%  What is the percentage discount he allowed?

#4389. A shopkeeper fixes the marked price of an item 35% above its cost price. What is the percentage of discount allowed to gain 8%?


Character is who you are when no one is looking.

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#4264 2012-10-26 21:49:12

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,688

Re: 10 second questions

Hi;


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Online

#4265 2012-10-27 16:26:39

ganesh
Moderator
Registered: 2005-06-28
Posts: 14,447

Re: 10 second questions

Hi bobbym,

The solutions #4388 and #4389 are correct. Neat work!

#4390. Kevin bought a suitcase with 15% discount on the labelled price. He sold the suitcase for $2880 with 20% profit on the labelled price. At what price did he buy the suitcase?

#4391. A shopkeeper sells a badminton racket, whose marked price is $30, at a discount of 15% and gives a ball costing $1.50 free with each racket. Even then he makes a profit of 20%. What is the cost price per racket?


Character is who you are when no one is looking.

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#4266 2012-10-27 23:36:48

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,688

Re: 10 second questions

Hi;


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Online

#4267 2012-10-28 21:03:26

ganesh
Moderator
Registered: 2005-06-28
Posts: 14,447

Re: 10 second questions

Hi bobbym,

The solutions #4390 and #4391 are correct. Neat work!

#4392. A shopkeeper sold a television set for $17,940 with a discount of 8% and earned a profit of 19.6%. What would have been the percentage of profit earned if no discount was offered?

#4393. A shopkeeper sells 25 articles at $45 per article after giving 10% discount and earns 50% profit. If the discount is not given, what is the profit percent earned?


Character is who you are when no one is looking.

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#4268 2012-10-29 00:48:52

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,688

Re: 10 second questions

Hi;


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Online

#4269 2012-10-29 21:34:36

ganesh
Moderator
Registered: 2005-06-28
Posts: 14,447

Re: 10 second questions

Hi bobbym,

The solutions #4392 and #4393 are correct. Neat work!

#4394. What is the value of (log[sub]3[/sub]4)(log[sub]4[/sub]5)(log[sub]5[/sub]6)(log[sub]6[/sub]7)(log[sub]7[/sub]8)(log[sub]8[/sub]9)?

#4395. Find the value of

.


Character is who you are when no one is looking.

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#4270 2012-10-29 21:42:50

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,688

Re: 10 second questions

Hi;


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Online

#4271 2012-10-30 21:50:45

ganesh
Moderator
Registered: 2005-06-28
Posts: 14,447

Re: 10 second questions

Hi bobbym,

The solutions #4394 and #4395 are correct. Outstanding!

#4396. Find the value of


Character is who you are when no one is looking.

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#4272 2012-10-30 22:17:40

anonimnystefy
Real Member
From: The Foundation
Registered: 2011-05-23
Posts: 15,525

Re: 10 second questions

Hi ganesh


“Here lies the reader who will never open this book. He is forever dead.

“Taking a new step, uttering a new word, is what people fear most.” ― Fyodor Dostoyevsky, Crime and Punishment

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#4273 2012-10-30 22:40:02

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,688

Re: 10 second questions

Hi ganesh;


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Online

#4274 2012-11-01 16:51:57

ganesh
Moderator
Registered: 2005-06-28
Posts: 14,447

Re: 10 second questions

Hi anonimnystefy and bobbym,

The solution #4396 is correct. Neat work!

#4397. If a = b[sup]x[/sup], b = c[sup]y[/sup], and c = a[sup]z[/sup], then what is the value of xyz?

#4398. If log 3 = 0.477, and (1000)[sup]x[/sup], then what is the value of x?


Character is who you are when no one is looking.

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#4275 2012-11-01 19:15:03

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,688

Re: 10 second questions

Hi;


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Online

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