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#3851 2012-05-10 00:43:06
- anonimnystefy
- Real Member
- From: Harlan's World
- Registered: 2011-05-23
- Posts: 16,049
Re: 10 second questions
Hi ganesh
Last edited by anonimnystefy (2012-05-10 00:45:16)
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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#3852 2012-05-10 23:31:49
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,421
Re: 10 second questions
Hi bobbym and anonimnystefy,
The
The solution #4059 is correct. Neat job!
#4060. Profit after selling a commodity for $524 is the same as loss after selling it for $452. What is the cost price of the commodity?
#4061. A candidate secures 30% in an examination and failed by 6 marks. Another candidate secured 40% and got 6 marks more than the bar minimum to pass. What is 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.
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#3853 2012-05-10 23:43:20
- 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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#3854 2012-05-12 00:28:30
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,421
Re: 10 second questions
Hi bobbym,
The solutions #4060 and #4061 are correct. Excellent!
#4062. A mixture contains spirit and water in the ratio 3 : 2. If it contains 3 liters more spirit than water, what is the quantity of spirit in the mixture?
#4063. An item is marked for $240 for sale. If two successive discounts of 10% and 5% are allowed on the sale price, what is the selling price of the article?
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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#3855 2012-05-12 04:52:44
- 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.
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#3856 2012-05-12 05:35:49
- 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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#3857 2012-05-12 23:56:30
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,421
Re: 10 second questions
Hi bobbym and anonimnystefy,
The solution #4062
The solution #4063 is correct, anonimnystefy! Good work!
The solutions #4062 and #4063 are both correct. Excellent, bobbym!
#4064. Find the diameter of a wheel that makes 113 revolutions to go 2 kilometers 26 decameters.
(Use
#4065. The difference of the areas of two squares drawn on two line segments of different lengths is 32 square centimeters. Find the length of the greater line segment if one is longer than the other by 2 centimeters.
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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#3858 2012-05-13 00:30:23
- 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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#3859 2012-05-13 19:33:53
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,421
Re: 10 second questions
Hi bobbym,
The solutions #4064 and #4065 are correct. Marvelous!
#4066. If x * y = x² + y² - xy, then what is the value of 9 * 11?
#4067. A boat goes 6 kilometer an hour in still water but takes thrice as much time in going the same distance against current. What is the speed of the current in kilometers per hour?
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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#3860 2012-05-13 20:59:11
- 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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#3861 2012-05-13 23:02:03
- 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.
Offline
#3862 2012-05-14 23:30:40
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,421
Re: 10 second questions
Hi bobbym and anonimnystefy,
bobbym : The solution #4067 is correct. Good work!
anonimnystefy : The solutions #4066 and #4067 are both correct. Excellent!
#4068. Let N be the greatest remainder that will divide 1305, 4665, and 6905 leaving the same remainder in each case. Then, what is the sum of the digits in N?
#4069. A man plants 5184 orange trees in his garden and arranges them, so that there are as many rows as there are orange trees in a row. How many rows are there in the garden?
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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#3863 2012-05-14 23:58:23
- 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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#3864 2012-05-15 21:20:42
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,421
Re: 10 second questions
Hi bobbym,
The solutions #4068 and #4069 are perfect. Excellent!
#4070. At what percent above the cost price must a shopkeeper marks his goods so that he gains 20% even after giving a discount of 10% on the marked price?
#4071. A number when divided by 3 leaves a remainder 1. When the quotient is divided by 2, it leaves a remainder 1. What would be the remainder when the number is divided by 6?
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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#3865 2012-05-15 21:46:21
- 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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#3866 2012-05-16 22:41:45
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,421
Re: 10 second questions
Hi bobbym,
The solutions #4070 and #4071 are correct. Brilliant!
#4072. A father is 50 years old and his son is 22 years old. The father would be twice as old as his son after how many years?
#4073. A train traveling 25 km/hour leaves Mumbai at 10 a.m. and another train traveling 35 km/hour starts at 3 p.m. in the same direction. How many kilometers from Mumbai would they be together?
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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#3867 2012-05-16 22:48:24
- 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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#3868 2012-05-17 23:58:18
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,421
Re: 10 second questions
Hi bobbym,
The solutions #4072 and #4073 are correct. Brilliant!
#4074. A motorbike covers a certain distance at 54 kilometers per hour. How many meters does he cover in 1 minute?
#4075. If a man runs at 2 meters per second, how many kilometers does he run in 1 hour 20 minutes?
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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#3869 2012-05-18 00:02:49
- 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.
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#3870 2012-05-19 00:18:44
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,421
Re: 10 second questions
Hi bobbym,
The solutions #4074 and #4075 are correct. Excellent!
#4076. If a man walks at the rate of 3 km/hour, he misses the train by only 8 minutes. However, if the walks at the rate of 4 km/hour, he reaches the station 7 minutes before the arrival of train. Find the distance covered by him to reach the station.
#4077. A man travels for 4 hours 20 minutes. If he covers the first half of the journey 45 km/hour and the rest at 30 km/hour, find the total distance traveled by him.
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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#3871 2012-05-19 00:33:58
- 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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#3872 2012-05-20 00:08:39
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,421
Re: 10 second questions
Hi bobbym,
The solution #4076 is correct. Excellent!
#4078. Two bicyclists cover the same distance at 12 km/hour and 13 km/hour respectively. Find the distance traveled by each if one takes 13 minutes larger than the other.
#4079. Walking t the rate of 3 km/hour, a man covers a certain distance in 3 hours 20 minutes. Running at a speed of 15 km/hour, than man will cover the same distance in what time?
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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#3873 2012-05-20 00:21:12
- 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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#3874 2012-05-20 23:32:39
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,421
Re: 10 second questions
Hi bobbym,
The solutions #4078 and #4079 are correct. Excellent!
#4080. A car takes 5 hours to cover a journey at a speed of 40 km/hour. At what speed must it travel in order to complete journey in 4 hours?
#4081. If a man running 18 kilometers per hour crosses a bridge in 6 minutes, then what is the length of the bridge?
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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#3875 2012-05-20 23:36:03
- 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.
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