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#4126 2012-08-29 23:49:42

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.

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#4127 2012-08-30 21:58:19

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,840

Re: 10 second questions

Hi bobbym,

The solutions #4279 and #4280 are correct. Good work!

#4281. The number which exceeds 16% of it by 42 is ______________.

#4282. What percentage of numbers from 1 to 70 have squares that end in the digit 1?


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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#4128 2012-08-30 22:01:49

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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#4129 2012-08-31 11:50:06

Denominator
Member
Registered: 2009-11-23
Posts: 219

Re: 10 second questions

Hello!

Last edited by Denominator (2012-08-31 11:51:50)


koko28.png

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#4130 2012-08-31 20:50:45

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,840

Re: 10 second questions

Hi bobbym and Denominator,

The solutions #4281 and #4282 are correct. Brilliant!

#4283. If a number x is 10% less than another number y and y is 10% more than 125, then what is x equal to?

#4284. If 75% of a number is added to 75, then the result is the number itself. What is the number?


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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#4131 2012-08-31 22:45:44

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

#4132 2012-09-01 20:26:52

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,840

Re: 10 second questions

Hi bobbym,

The solutions #4283 and #4284 are correct. Neat work!

#4285. The sum of two numbers is 2490. If 6.5% of one number is equal to 8.5% of the other, then what are the numbers?

#4286. The sum of two numbers is 28/25 of the first number. The second number is what percent of the first?


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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#4133 2012-09-01 21:20:12

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

#4134 2012-09-02 07:50:44

Denominator
Member
Registered: 2009-11-23
Posts: 219

Re: 10 second questions

Hello


koko28.png

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#4135 2012-09-02 20:36:40

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,840

Re: 10 second questions

Hi bobbym and Denominator,

The solutions #4285 and #4286 are correct. Superlative!

#4287. The difference of two numbers is 20% of the larger number. If the smaller number is 20, then what is the larger number?

#4288. When any number is divided by 12, then the dividend becomes 1/4 of the other number. By how much percent first number is greater than the second number?


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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#4136 2012-09-02 20:42:38

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

#4137 2012-09-03 07:24:16

Denominator
Member
Registered: 2009-11-23
Posts: 219

Re: 10 second questions

Hello


koko28.png

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#4138 2012-09-03 20:51:11

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,840

Re: 10 second questions

Hi bobbym and Denominator,

The solution #4287 is correct, bobbym! Well done!

The solutions #4287 and #4288 are correct, Denominator! Excellent!

#4289. If one number is 80% of the other and 4 times the sum of their squares is 656, then what are the numbers?

#4290. Two numbers A and B are such that the sum of 5% of A and 4% of B is two-third of the sum of 6% of A and 8% of B. Find the ratio of A:B.


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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#4139 2012-09-03 22:39:43

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

#4140 2012-09-04 19:15:44

Denominator
Member
Registered: 2009-11-23
Posts: 219

Re: 10 second questions

Hello


koko28.png

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#4141 2012-09-04 20:57:09

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,840

Re: 10 second questions

Hi bobbym and Denominator,

The solutions #4289 and #4290 are correct. Brilliant!

#4291. The population of a town increased from 175,000 to 262,500 in a decade. What is the average percent increase of population per year?

#4292. A student multiplied a number by 3/5 instead of 5/3. What is the percentage error in the calculation?


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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#4142 2012-09-04 22:37:02

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

#4143 2012-09-05 22:31:16

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,840

Re: 10 second questions

Hi bobbym,

The solutions #4291 and #4292 are perfect. Marvelous!

#4293. After deducting a commission of 5%, a Television set costs $9595. What is its Marked Price?

#4294. A fruit seller had some apples. He sells 40% apples and still has 42 apples. Originally, how many did he have?


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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#4144 2012-09-05 22:38:48

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

#4145 2012-09-07 00:27:04

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,840

Re: 10 second questions

Hi bobbym,

The solution #4293 is correct. Well done!

The solution #4294 I get

#4295. In an examination, 35% of the students passed and 455 failed. How many students appeared for the examination?

#4296. A student has to obtain 33% of the total marks to pass. He got 125 marks and failed by 40 marks. What were the maximum marks?


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

#4146 2012-09-07 05:46:55

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

#4147 2012-09-07 11:55:07

Denominator
Member
Registered: 2009-11-23
Posts: 219

Re: 10 second questions

Hello


koko28.png

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#4148 2012-09-07 23:40:18

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,840

Re: 10 second questions

Hi bobbym and Denominator,

Your solution #4294 is correct. Sorry, bobbym!

The solutions #4295 and #4296 is correct. Neat work, bobbym and Denominator!

#4297. In an election between two candidates, one got 55% of the total valid votes, 20% of the votes were invalid. If the total number of votes was 7500, the number of valid votes the the other candidate got, was _________

#4298. In an election involving two candidates, 68 votes were declared invalid. The winning candidate secures 52% and wins by 98 votes. What is the total number of votes polled?


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

#4149 2012-09-07 23:45:04

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

#4150 2012-09-08 20:50:30

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,840

Re: 10 second questions

Hi bobbym,

The solution #4297

The solution #4298 is correct. Neat work!

#4299. Two tailors X and Y are paid a total of $550 per week by their employer. If X is paid 120 percent of the sum paid to Y, how much is Y paid per week?

#4300. A student secures 90%, 60%, and 54% marks in test papers with 100, 150, and 200 respectively as maximum marks. What is the percentage of his aggregate?


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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