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#4151 2012-09-04 20:39:43

bobbym
Administrator

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Re: 10 second questions

Hi ganesh;




In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.
 

#4152 2012-09-05 17:15:44

Denominator
Full Member

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Re: 10 second questions

Hello

 

#4153 2012-09-05 18:57:09

ganesh
Moderator

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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?


Character is who you are when no one is looking.
 

#4154 2012-09-05 20:37:02

bobbym
Administrator

Online

Re: 10 second questions

Hi;




In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.
 

#4155 2012-09-06 20:31:16

ganesh
Moderator

Offline

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?


Character is who you are when no one is looking.
 

#4156 2012-09-06 20:38:48

bobbym
Administrator

Online

Re: 10 second questions

Hi ganesh;




In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.
 

#4157 2012-09-07 22:27:04

ganesh
Moderator

Offline

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?


Character is who you are when no one is looking.
 

#4158 2012-09-08 03:46:55

bobbym
Administrator

Online

Re: 10 second questions

Hi;




In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.
 

#4159 2012-09-08 09:55:07

Denominator
Full Member

Offline

Re: 10 second questions

Hello

 

#4160 2012-09-08 21:40:18

ganesh
Moderator

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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?


Character is who you are when no one is looking.
 

#4161 2012-09-08 21:45:04

bobbym
Administrator

Online

Re: 10 second questions

Hi;




In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.
 

#4162 2012-09-09 18:50:30

ganesh
Moderator

Offline

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?


Character is who you are when no one is looking.
 

#4163 2012-09-09 18:53:37

bobbym
Administrator

Online

Re: 10 second questions

Hi ganesh;




In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.
 

#4164 2012-09-10 21:02:30

ganesh
Moderator

Offline

Re: 10 second questions

Hi bobbym,

The solutions #4299 and #4300 are correct. Neat job!

#4301. Two students appeared at an examination. One of them secured 9 marks more than the other and his marks was 56% of the sum of their marks. What are marks obtained by them?

#4302. If x is 90% of y, then what percent of x is y?


Character is who you are when no one is looking.
 

#4165 2012-09-10 22:43:11

bobbym
Administrator

Online

Re: 10 second questions

Hi ganesh;




In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.
 

#4166 2012-09-11 18:39:57

ganesh
Moderator

Offline

Re: 10 second questions

Hi bobbym,

The solution #4301 is correct. Good work!



#4303. Kevin spent $35,000 in buying raw materials, $40,000 in buying machinery and 20% of the total amount he had as cash with him. What is the total amount?

#4304. A man spends 35% of his income on food, 25% on children's education, and 80% of the remaining on house rent. What percent of his income he is left with?


Character is who you are when no one is looking.
 

#4167 2012-09-11 18:51:55

bobbym
Administrator

Online

Re: 10 second questions

Hi;




In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.
 

#4168 2012-09-12 21:57:28

ganesh
Moderator

Offline

Re: 10 second questions

Hi bobbym,

The solution #4303 I get

.

The solution #4304 is correct. Good work!

#4305. If x% of y is the same as 4/5 of 80, then what is the value of xy?

#4306. If x% of y is 100 and y% of z is 200, then find the relation between x and z.


Character is who you are when no one is looking.
 

#4169 2012-09-12 22:49:35

bobbym
Administrator

Online

Re: 10 second questions

Hi;




In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.
 

#4170 2012-09-13 11:30:37

ganesh
Moderator

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Re: 10 second questions

Hi bobbym,

The solutions #4305 and #4306 are correct. Excellent!

#4307. If p% of p is 36, then what is p equal to?

#4308. If x% of y is equal to z, what percent of z is x?
(a)


(b)

(c)

(d)


Character is who you are when no one is looking.
 

#4171 2012-09-13 11:44:49

bobbym
Administrator

Online

Re: 10 second questions

Hi ganesh;




In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.
 

#4172 2012-09-14 18:33:34

ganesh
Moderator

Offline

Re: 10 second questions

Hi bobbym,

The solution #4307 is correct. Neat job!



#4309. A scored 30% marks and failed by 15 marks. B scored 40% marks and obtained 35 marks more than those required to pass. What is the pass percentage?

#4310. The price of a table is $400 more than that of a chair. If 6 tables and 6 chairs together cost $4800, by what percent is the price of the chair less than that of the table?


Character is who you are when no one is looking.
 

#4173 2012-09-14 18:45:19

bobbym
Administrator

Online

Re: 10 second questions

Hi ganesh;




In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.
 

#4174 2012-09-15 20:48:07

ganesh
Moderator

Offline

Re: 10 second questions

Hi bobbym,

The solutions #4309 and #4310 are correct. Excellent!

#4311. Of the 1000 inhabitants of a town, 60% are males of whom 20% are literate. If, of all the inhabitants, 25% are literate, then what percent of the females of the town are literate?

#4312. 37.5 % of the candidates in an examination were girls, 75% of the boys and 62.5% of the girls passed and 342 girls failed. Find the number of boys failed.


Character is who you are when no one is looking.
 

#4175 2012-09-15 22:15:01

bobbym
Administrator

Online

Re: 10 second questions

Hi;




In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.
 

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