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#4051 2012-08-02 01:03:53
- 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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#4052 2012-08-02 01:20:33
- anonimnystefy
- Real Member
- From: Harlan's World
- Registered: 2011-05-23
- Posts: 16,049
Re: 10 second questions
Hi ganesh
Here lies the reader who will never open this book. He is forever dead.
Taking a new step, uttering a new word, is what people fear most. ― Fyodor Dostoyevsky, Crime and Punishment
The knowledge of some things as a function of age is a delta function.
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#4053 2012-08-03 00:56:18
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,406
Re: 10 second questions
Hi bobbym and anonimnystefy,
The solutions #4229 and #4230 are correct. Good work!
#4231. Find the Simple Interest on $1500 for 3 years at 10% per annum.
#4232. At what rate per annum would $5200 earn $624 in 2 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.
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#4054 2012-08-03 02:12:35
- 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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#4055 2012-08-03 15:57:49
- Denominator
- Member
- Registered: 2009-11-23
- Posts: 220
Re: 10 second questions
Hey
Yeah I must have added an extra zero in my working somewhere XD, sorry!
Last edited by Denominator (2012-08-03 15:58:53)
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#4056 2012-08-05 23:49:11
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,406
Re: 10 second questions
Hi bobbym and Denominator,
bobbym : The solution #4231
Denominator : All correct. Outstanding!
#4233. Find the missing figures. ?% of 25 = 2.125
#4234. Find the missing figures. 9% of ? = 63
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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#4057 2012-08-06 01:03:29
- 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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#4058 2012-08-06 07:07:10
- Denominator
- Member
- Registered: 2009-11-23
- Posts: 220
Re: 10 second questions
Hey ganesh
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#4059 2012-08-08 00:05:34
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,406
Re: 10 second questions
Hi bobbym and Denominator,
The solutions #4233 and #4234 are correct. Neat job!
#4235. Which is greatest in 16 2/3%, 2/15, and 0.17?
#4236. A inspector rejects 0.08% of the meters as defective. How many will he examine to reject 2?
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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#4060 2012-08-08 00:14:52
- 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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#4061 2012-08-08 07:17:31
- Denominator
- Member
- Registered: 2009-11-23
- Posts: 220
Re: 10 second questions
Hi ganesh,
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#4062 2012-08-08 23:10:43
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,406
Re: 10 second questions
Hi bobbym and Denominator,
Both the solutions #4235 and #4236 are perfect, bobbym! Good work!
Denominator, the solution #4235 is correct. Well done!
#4237. 88% of 370 + 24% of 210 - ? = 118
#4238. 860% of 50 + 50% of 860 = ?
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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#4063 2012-08-09 02:21:26
- 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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#4064 2012-08-09 19:26:49
- Denominator
- Member
- Registered: 2009-11-23
- Posts: 220
Re: 10 second questions
Oh, I see why I got it wrong, thanks!
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#4065 2012-08-09 23:39:48
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,406
Re: 10 second questions
Hi bobbym and Denominator,
The solutions #4237 and #4238 are correct. Neat work!
#4239. What is the ratio of total surface area to lateral surface area of a cylinder whose radius is 20 cm and height 60 cm?
#4240. A powder tin has a square base with side 8 cm and height 14 cm. Another tin has a circular base with diameter 8 cm and height 14 cm. Find the difference of their capacities.
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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#4066 2012-08-10 02:53:59
- 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
#4067 2012-08-10 22:11:37
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,406
Re: 10 second questions
Hi bobbym,
The solutions #4239 and #4240 are correct. Excellent!
#4241. The radius of the cylinder is half its height and area of the inner part is 616 sq.cms. Approximately how many liters of milk can it contain?
#4242. The sum of the radius of the base and the height of a solid cylinder is 37 meters. If the total surface area of the cylinder be 1628 square meters, what is its volume?
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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#4068 2012-08-10 22:27:18
- 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
#4069 2012-08-12 00:00:57
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,406
Re: 10 second questions
Hi bobbym,
The solution #4242 is correct. Excellent!
#4243. If the radius of the base of a right circular cylinder is halved, keeping the height same, what is the ratio of the volume of the reduced cylinder to that of the original one?
#4244. The radii of two cylinders are in the ratio of 2:3 and their heights are are in the ratio of 5:3. What is the ratio of their volumes?
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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#4070 2012-08-12 05:54:59
- 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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#4071 2012-08-12 19:26:47
- Denominator
- Member
- Registered: 2009-11-23
- Posts: 220
Re: 10 second questions
Hello
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#4072 2012-08-12 23:40:34
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,406
Re: 10 second questions
Hi bobbym and Denominator,
The solutions #4243 and #4244 are correct. Excellent!
#4245. The radius of wire is decreased to one-third and its volume remains the same. The new length is how many times the original length?
#4246. A cylindrical tank of diameter 35 cm is full of water. If 11 liters of water is drawn off, the water level in the tank would drop by what level?
(Use pi = 22/7)
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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#4073 2012-08-13 00:02:39
- anonimnystefy
- Real Member
- From: Harlan's World
- Registered: 2011-05-23
- Posts: 16,049
Re: 10 second questions
Hi ganesh
Last edited by anonimnystefy (2012-08-13 00:03:04)
Here lies the reader who will never open this book. He is forever dead.
Taking a new step, uttering a new word, is what people fear most. ― Fyodor Dostoyevsky, Crime and Punishment
The knowledge of some things as a function of age is a delta function.
Offline
#4074 2012-08-13 03:00:11
- 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
#4075 2012-08-13 07:26:06
- Denominator
- Member
- Registered: 2009-11-23
- Posts: 220
Re: 10 second questions
Hi
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