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#2201 2012-09-29 23:51:15

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

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#2202 2012-09-30 17:02:22

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,833

Re: Oral puzzles

Hi bobbym,

The solution #1603 is ccorrect. Excellent!

#1604. In an examination, 35% candidates ailed in one subject and 42% failed in another subject while 15% failed in both the subjects. If 2500 candidates appeared at the examination, how many passed in either subject but not in both?


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#2203 2012-09-30 21:25:36

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi ganesh;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#2204 2012-10-01 17:35:04

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,833

Re: Oral puzzles

Hi bobbym,

The solution #1604 is correct. Fabulous!

#1605. Samuel bought a microwave oven and paid 10% less than the original price. He sold it with 30% profit on the price he had paid. What percentage of profit did Samuel earn on the original price?


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#2205 2012-10-01 21:17:49

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi ganesh;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#2206 2012-10-02 20:11:48

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,833

Re: Oral puzzles

Hi bobbym,

The solution #1605 is correct. Excellent!

#1606. A article was sold at a gain of 5% yields $15 more than when sold at a loss of 5%. What would be the cost price?


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#2207 2012-10-02 20:20:56

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#2208 2012-10-03 16:38:33

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,833

Re: Oral puzzles

Hi bobbym,

The solution #1606 is correct.Well done!

#1607. A dealer sold an article at a loss of 2.5%. Had he sold it for $100 more, he would have gained 7.5%. To gain 12.5%, he should sell it for how many dollars?


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#2209 2012-10-03 18:29:21

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#2210 2012-10-04 17:09:16

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,833

Re: Oral puzzles

Hi bobbym,

The solution #1607 is correct. Excellent!

#1608. A man sells two flats at the rate of 199,500 each. On one he gains 5% and on the other, he loses 5%. Find the gain or loss percent in the whole transaction.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#2211 2012-10-04 19:07:09

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#2212 2012-10-05 17:48:10

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,833

Re: Oral puzzles

Hi bobbym,

The solution #1608 is correct. Brilliant!

#1609. A dishonest dealer uses a scale of 90 centimeters instead of a meter scale and claims to sell at cost price. What is his profit percent?


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#2213 2012-10-05 21:05:57

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#2214 2012-10-06 18:11:04

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,833

Re: Oral puzzles

Hi bobbym,

The solution #1609 is correct. Good work!

#1610. A fair price shopkeeper takes 10% profit on his goods. He lost 20% goods during theft. What would be his loss percent?


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#2215 2012-10-07 00:29:32

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#2216 2012-10-07 19:52:21

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,833

Re: Oral puzzles

Hi bobbym,

The solution #1610 is correct. Brilliant!

#1611. The cost price of 19 articles is equal to the selling price of 16 articles. What is the gain percent?


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#2217 2012-10-07 22:11:38

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#2218 2012-10-08 19:37:55

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,833

Re: Oral puzzles

Hi bobbym,

The solution #1611 is perfect. Neat work!

#1612. The cost price of 20 articles is the same as the selling price of x articles. If the profit is 25%, then what is the value of x?


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#2219 2012-10-08 23:02:38

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#2220 2012-10-09 19:34:43

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,833

Re: Oral puzzles

Hi bobbym,

The solution #1612

#1613. If on selling 12 notebooks, a seller makes a profit equal to the selling price of 4 notebooks, what is his profit percent?


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#2221 2012-10-09 23:14:18

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#2222 2012-10-10 19:19:54

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,833

Re: Oral puzzles

Hi bobbym,

The solution #1613 is correct. Neat work!

#1614. A man buys 2 dozen bananas at $16 per dozen. After selling 18 bananas at the rate of $12 per dozen, the shopkeeper reduced the rate to $4 per dozen. Find the percent loss.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#2223 2012-10-10 20:11:05

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#2224 2012-10-11 17:59:40

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,833

Re: Oral puzzles

Hi bobbym,

The solution #1614 is perfect. Good work!

#1615. A man bought some fruits at the rate of 16 for $24 and sold them at the rate of 8 for $18. What is the profit percent?


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#2225 2012-10-11 20:25:55

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi ganesh;



In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

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