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#2351 2011-05-13 16:50:13

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,424

Re: 10 second questions

Hi bobbym,

The solution 2884 is perfect. Well done!

#2885. Find the value of x if

.

#2886. How many

s are there in
?


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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#2352 2011-05-13 16:55:21

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

Re: 10 second questions

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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#2353 2011-05-13 22:15:08

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,424

Re: 10 second questions

Hi bobbym,

The solutions 2885 and 2886 are perfect. Incredible!

#2887. Find the value of a if

.


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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#2354 2011-05-13 22:37:18

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

Re: 10 second questions

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

#2355 2011-05-14 16:55:50

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,424

Re: 10 second questions

Hi bobbym,

The solution 2887 is correct. Brilliant!

#2888.

#2889.


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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#2356 2011-05-14 17:52:27

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

Re: 10 second questions

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

#2357 2011-05-14 23:43:49

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,424

Re: 10 second questions

Hi bobbym,

The solutions 2888 and 2889 are perfect. Outstanding!

#2890. If a + b + c = 13 and

, then find ab + bc + ac.


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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#2358 2011-05-15 00:17:49

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

Re: 10 second questions

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

#2359 2011-05-15 01:11:08

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,424

Re: 10 second questions

Hi bobbym,

The solution 2890 is perfect. Brilliant!

#2891. If

, find 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

#2360 2011-05-15 01:47:02

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

Re: 10 second questions

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

#2361 2011-05-15 15:55:54

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,424

Re: 10 second questions

Hi bobbym,

The solution 2891 is correct. Neat job!

#2892. If

, find the value of x.

#2893. If

and x + y = 3z, then what is the value of z?


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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#2362 2011-05-15 19:17:01

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

Re: 10 second questions

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

#2363 2011-05-15 23:53:32

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,424

Re: 10 second questions

Hi bobbym,

The solutions 2892 and 2893 are perfect. Brilliant!

#2894.


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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#2364 2011-05-16 00:33:46

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

Re: 10 second questions

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

#2365 2011-05-16 17:16:18

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,424

Re: 10 second questions

Hi bobbym,

The solution 2894 is correct. Brilliant!

#2895. A classroom has equal number of boys and girls. Eight girls left to play, leaving twice as many boys as girls in the classroom. What was the total number of girls and boys present initially?

#2896. After distributing the sweets equally among 25 children, 8 sweets remain. Had the number of children been 28, 22 sweets would have been left after equally distributing. What was the total number of sweets?


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

#2366 2011-05-16 19:53:03

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

Re: 10 second questions

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

#2367 2011-05-16 23:38:36

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,424

Re: 10 second questions

Hi bobbym,

The solutions 2895 and 2896 are correct. Good work!

#2897. If one-third of a tank holds 80 liters of water, then what is the quantity of water that half of the tank holds?


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

#2368 2011-05-17 00:17:54

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

Re: 10 second questions

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

#2369 2011-05-17 17:04:26

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,424

Re: 10 second questions

Hi bobbym,

The solution 2897 is correct. Good work!

#2898. What fraction of

must be added to itself to make the sum
?

#2899. A 70 cm long wire is to be cut into two pieces such that one piece would be

as long as the other. How many centimeters would the shorter piece be?


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

#2370 2011-05-17 17:30:51

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

Re: 10 second questions

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

#2371 2011-05-18 18:09:50

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,424

Re: 10 second questions

Hi bobbym,

The solution 2899 is perfect. Well done!

#2900.

#2901. Income of a company doubles after every one year. If the initial income was $400,000, what would be the income after 5 years?


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

#2372 2011-05-18 21:40:57

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

Re: 10 second questions

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

#2373 2011-05-19 00:50:34

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,424

Re: 10 second questions

Hi bobbym,

The solutions 2900 and 2901 are perfect. Keep it up!

#2902. Of two numbers, 4 times the smaller one is less than 3 times the larger one by 5. If the sum of the numbers is larger than 6 times their difference by 6, find the two numbers.


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

#2374 2011-05-19 01:31:27

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

Re: 10 second questions

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

#2375 2011-05-19 01:54:21

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 48,424

Re: 10 second questions

Hi bobbym,

The solution 2902 is perfect. Excellent!

#2903. A fraction becomes

when 1 is added to both, its numerator and denominator. And it becomes
when 1 is subtracted from both the numerator and denominator. Find the fraction.


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

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