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#5076 2016-09-03 18:42:14

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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#5077 2016-09-04 17:35:45

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,385

Re: Oral puzzles

Hi;

The solution #3113 is correct. Good work, bobbym!

#3114. Solve:



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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#5078 2016-09-04 17:44:44

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

#5079 2016-09-05 16:36:26

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,385

Re: Oral puzzles

Hi;

The solution set in #3114 is correct. Splendid, bobbym!

#3115. Solve:
x + y = 5xy and 3x + 2y = 13xy.


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

#5080 2016-09-05 16:44:48

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

#5081 2016-09-06 16:54:28

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,385

Re: Oral puzzles

Hi;

The solution set in #3114 is correct. Neat work, bobbym!

#3115. Solve for x and y:



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

#5082 2016-09-06 18:19:54

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

#5083 2016-09-07 17:48:24

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,385

Re: Oral puzzles

Hi;

The solution set in #3115 is correct. Excellent, bobbym!

#3116. Solve: 43x + 67y = -24 and 67x + 43y = 24.


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

#5084 2016-09-07 17:54:23

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

#5085 2016-09-08 17:10:44

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,385

Re: Oral puzzles

Hi;

The solution set in #3116 is correct. Neat work, bobbym!

#3117. Solve the following pairs of equations:



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

#5086 2016-09-08 18:24:57

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

#5087 2016-09-09 18:25:07

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,385

Re: Oral puzzles

Hi;

The solution set in #3117 is correct. Neat work, bobbym!

#3118. Find the solution of the pair of equations:



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

#5088 2016-09-09 18:42:43

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

#5089 2016-09-10 17:22:38

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,385

Re: Oral puzzles

Hi;

The solution set in #3118 is correct. Excellent, bobbym!

#3119. Solve:
47x + 31y = 63,
31x +  47y = 15.


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

#5090 2016-09-10 18:32:22

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

#5091 2016-09-11 17:31:49

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,385

Re: Oral puzzles

Hi;

The solution set in #3119 is correct. Excellent, bobbym!

#3120. Solve the following system of equations for x and y:



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

#5092 2016-09-11 17:41:04

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

#5093 2016-09-12 16:34:24

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,385

Re: Oral puzzles

Hi;

The solution set in #3120 is correct. Excellent, bobbym!

#3121. 3 bags and 4 pens together cost $257; whereas 4 bags and 3 pens together cost $324. Find the total cost of 1 bag and 10 pens.


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

#5094 2016-09-12 17:56:10

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

#5095 2016-09-13 17:30:35

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,385

Re: Oral puzzles

Hi;

The solution #3121 is correct. Good work, bobbym!

#3122. The sum of the prices of an almirah and a table is $2340 and the difference of their prices is $140. Find the price of each.


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

#5096 2016-09-13 18:04:31

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

#5097 2016-09-14 15:35:29

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,385

Re: Oral puzzles

Hi;

The solution set in #3122 is correct. Good work, bobbym!

#3123. A train crosses a platform 90 meter long in 30 seconds and a man standing on the platform in 15 seconds. Find the speed of the train.


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

#5098 2016-09-14 18:11:58

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

#5099 2016-09-15 00:00:47

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,385

Re: Oral puzzles

Hi;

#3124. Solve for x and y:
37x + 43y = 123,
43x + 37y = 117.


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

#5100 2016-09-15 06:03:00

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

Re: Oral puzzles

Hi;

Thanks for the solution of 3123.


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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