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#2176 2012-09-19 16:27:12

ganesh
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Re: Oral puzzles

Hi bobbym,

#1591. The price of wheat falls by 16%. By what percentage a person can increase the consumption of wheat so that his overall budget does not change?

Character is who you are when no one is looking.

#2177 2012-09-19 17:56:30

bobbym

Online

Re: Oral puzzles

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.

#2178 2012-09-19 21:00:33

ganesh
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Re: Oral puzzles

Hi bobbym,

The solution #1591 is perfect. Brilliant!

#1592. A district has 64000 inhabitants. If the population increases at the rate of 2.5% per annum, then what would be the number of inhabitants at the end of 3 years?

Character is who you are when no one is looking.

#2179 2012-09-20 00:13:08

bobbym

Online

Re: Oral puzzles

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.

#2180 2012-09-20 17:50:09

ganesh
Moderator

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Re: Oral puzzles

Hi bobbym,

The solution #1592 is correct. Neat job!

#1593. Depreciation applicable to an equipment is 20%. The value of the equipment 3 years from now would be less by what percent?

Character is who you are when no one is looking.

#2181 2012-09-20 17:52:06

bobbym

Online

Re: Oral puzzles

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.

#2182 2012-09-21 14:24:20

ganesh
Moderator

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Re: Oral puzzles

Hi bobbym,

The solution #1593 is correct. Neat work!

#1594. The present population of a country estimated to be 10 million is expected to increase to 13.31 million during the next three years. Find the uniform rate of growth.

Character is who you are when no one is looking.

#2183 2012-09-21 15:27:04

bobbym

Online

Re: Oral puzzles

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.

#2184 2012-09-22 11:24:36

ganesh
Moderator

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Re: Oral puzzles

Hi bobbym,

The solution #1594 is correct. Neat job!

#1595. A's income is 25% more than B's income. What is B's income in terms of A's income?

Character is who you are when no one is looking.

#2185 2012-09-22 17:24:17

bobbym

Online

Re: Oral puzzles

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.

#2186 2012-09-23 21:40:01

ganesh
Moderator

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Re: Oral puzzles

Hi bobbym,

The solution #1595 is correct. Neat work!

#1596. p is six times as large as q. What percent that q is less than p?

Character is who you are when no one is looking.

#2187 2012-09-23 23:17:21

bobbym

Online

Re: Oral puzzles

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.

#2188 2012-09-24 20:55:01

ganesh
Moderator

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Re: Oral puzzles

Hi bobbym,

The solution #1596 is correct. Neat work!

#1597. A's salary is 40% of B's salary which is 25% of C's salary. What percentage of C's salary is A's salary?

Character is who you are when no one is looking.

#2189 2012-09-24 21:03:06

bobbym

Online

Re: Oral puzzles

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.

#2190 2012-09-25 21:04:27

ganesh
Moderator

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Re: Oral puzzles

Hi bobbym,

#1598. Fresh fruit contains 68% water and dry fruit contains 20% water. How much dry fruit can be obtained from 100 kilograms of fresh fruits?

Character is who you are when no one is looking.

#2191 2012-09-25 21:52:49

bobbym

Online

Re: Oral puzzles

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.

#2192 2012-09-26 17:54:37

ganesh
Moderator

Offline

Re: Oral puzzles

Hi bobbym,

The solution #1598 is correct. Neat work!

#1599. What is the quantity of water (in milliliters) needed to reduce 9 milliliters shaving lotion containing 50% alcohol to a lotion containing 30% alcohol?

Character is who you are when no one is looking.

#2193 2012-09-26 19:07:40

bobbym

Online

Re: Oral puzzles

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.

#2194 2012-09-27 15:09:00

ganesh
Moderator

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Re: Oral puzzles

Hi bobbym,

The solution #1599 is correct. Smart work!

#1600. The weight of the container alone is 25% of the container filled with a certain fluid. When some fluid is removed, the weight of the container     and remaining fluid is 50% of the original total weight. What fractional part of the liquid has been removed?

Character is who you are when no one is looking.

#2195 2012-09-27 18:32:36

bobbym

Online

Re: Oral puzzles

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.

#2196 2012-09-28 14:49:31

ganesh
Moderator

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Re: Oral puzzles

Hi bobbym,

The solution #1600 is correct. Brilliant!

#1601. Due to an increase of 30% in the price of eggs, 3 eggs less are available for \$7.80. What is the present rate of eggs per dozen?

Character is who you are when no one is looking.

#2197 2012-09-28 16:30:19

bobbym

Online

Re: Oral puzzles

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.

#2198 2012-09-29 18:28:19

ganesh
Moderator

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Re: Oral puzzles

Hi bobbym,

#1602. 40% of the people read newspaper X, 50% read newspaper Y and 10% read both the papers. What percentage of the people read neither newspaper?

Character is who you are when no one is looking.

#2199 2012-09-29 19:51:52

bobbym

Online

Re: Oral puzzles

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.

#2200 2012-09-30 15:39:29

ganesh
Moderator

Offline

Re: Oral puzzles

Hi bobbym,

The solution #1602 is correct. Neat work!

#1603. There are 600 boys in a hostel. Each plays either hockey or football or both. If 75% play hockey and 45% play football, how many play both?

Character is who you are when no one is looking.