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#6851 2021-02-23 15:57:40
- Jai Ganesh
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- Registered: 2005-06-28
- Posts: 48,385
Re: Oral puzzles
Hi,
Neat work!
#4941. The cost price of 40 articles is the same as the selling price of 25 articles. Find the gain percent.
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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#6852 2021-02-24 03:22:48
- irspow
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- Registered: 2005-11-24
- Posts: 1,055
Re: Oral puzzles
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#6853 2021-02-24 16:39:30
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,385
Re: Oral puzzles
Hi,
Neat work!
#4942. A shirt costs $375. If it is sold at a loss of 20%, what will be its cost price as a percentage of its selling price?
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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#6854 2021-02-25 03:54:49
- irspow
- Member
- Registered: 2005-11-24
- Posts: 1,055
Re: Oral puzzles
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#6855 2021-02-25 15:39:41
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,385
Re: Oral puzzles
Hi,
Neat work!
#4943. A and B can do a piece of work in 20 days. A alone can do it in 24 days, in how many days can B alone do it?
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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#6856 2021-02-26 03:15:09
- irspow
- Member
- Registered: 2005-11-24
- Posts: 1,055
Re: Oral puzzles
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#6857 2021-02-26 16:04:37
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,385
Re: Oral puzzles
Hi,
Good work!
#4944. Kirsten throws two dice. In how many ways can he get the sum of the numbers of the dice as 8?
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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#6858 2021-02-27 03:29:11
- irspow
- Member
- Registered: 2005-11-24
- Posts: 1,055
Re: Oral puzzles
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#6859 2021-02-27 16:01:39
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,385
Re: Oral puzzles
Hi,
Neat work!
#4945. Two numbers are such that the square of one is 224 less than 8 times the square of the other. If the numbers are in the ratio 3 : 4, then find their values.
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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#6860 2021-02-28 03:45:45
- irspow
- Member
- Registered: 2005-11-24
- Posts: 1,055
Re: Oral puzzles
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#6861 2021-02-28 16:38:46
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,385
Re: Oral puzzles
Hi,
Keep it up!
#4946. The sum of three numbers is 98. If the ratio of the first and the second is 2 : 3, and that of the second and the third is 5 : 8, then find the first 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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#6862 2021-03-01 03:26:26
- irspow
- Member
- Registered: 2005-11-24
- Posts: 1,055
Re: Oral puzzles
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#6863 2021-03-01 15:18:28
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,385
Re: Oral puzzles
Hi,
Neat work!
#4947.
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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#6864 2021-03-01 16:21:36
- Denominator
- Member
- Registered: 2009-11-23
- Posts: 220
Re: Oral puzzles
Hello ganesh,
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#6865 2021-03-01 18:45:37
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,385
Re: Oral puzzles
Hi Denominator,
Neat work!
#4948. What is the time taken by Stuart to cover a distance of 720 kilometers by a bicycle moving at a speed of 10 meters per second?
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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#6866 2021-03-02 03:24:14
- irspow
- Member
- Registered: 2005-11-24
- Posts: 1,055
Re: Oral puzzles
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#6867 2021-03-02 16:10:29
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,385
Re: Oral puzzles
Hi,
Good work!
#4949. An train travels 600 kilometers in 5 hours and another 900 kilometers in 10 hours. What is the average speed of the train 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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#6868 2021-03-03 02:50:52
- irspow
- Member
- Registered: 2005-11-24
- Posts: 1,055
Re: Oral puzzles
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#6869 2021-03-03 15:28:06
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,385
Re: Oral puzzles
Hi,
Neat work!
#4950. Sam moving on a circular track of radius 200 meters completes one revolution in 2 minutes. What is Sam's average speed approximately per minute?
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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#6870 2021-03-04 03:00:36
- irspow
- Member
- Registered: 2005-11-24
- Posts: 1,055
Re: Oral puzzles
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#6871 2021-03-04 16:03:53
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,385
Re: Oral puzzles
Hi,
Neat work!
#4951. A slow train does a journey in 14 hours, covering the first half at 30 kilometers per hour and the second half at 40 kilometers per hour. Find the distance of the journey.
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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#6872 2021-03-05 03:58:28
- irspow
- Member
- Registered: 2005-11-24
- Posts: 1,055
Re: Oral puzzles
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#6873 2021-03-05 15:09:20
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,385
Re: Oral puzzles
Hi,
Neat work!
#4952. A passenger counts the electricity poles on the bus routes as he passes them. The electricity poles are at a distance of 50 meters. What will be his count in 5 hours, if the speed of the train is 50 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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#6874 2021-03-06 03:44:48
- irspow
- Member
- Registered: 2005-11-24
- Posts: 1,055
Re: Oral puzzles
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#6875 2021-03-06 16:06:44
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,385
Re: Oral puzzles
Hi,
Excellent!
#4953. A train travels at a certain average speed for a distance of 63 kilometers and then travels a distance of 72 kilometers at an average speed of 6 kilometers per hour more than its original speed. If it takes 3 hours to complete the total journey, what is the original speed of the train (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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