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#8901 2021-02-16 04:48:31

irspow
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Re: 10 second questions


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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#8902 2021-02-16 16:50:40

ganesh
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Re: 10 second questions

Hi,

Excellent!

#7915. 'A' deposited $500 at a certain rate of interest and got $665.50 at the end of three years. If the rate of interest charged is compounded annually, find the rate.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8903 2021-02-17 04:01:10

irspow
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Re: 10 second questions


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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#8904 2021-02-17 15:08:20

ganesh
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Posts: 33,015

Re: 10 second questions

Hi,

Marvelous!

#7916. A sum of $10,500 is paid back in 2 equal annual instalments. Find the amount of each instalment if the rate of interest charged is 15% per annum compounded annually.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8905 2021-02-18 04:41:08

irspow
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Posts: 1,055

Re: 10 second questions


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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#8906 2021-02-18 15:15:39

ganesh
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Registered: 2005-06-28
Posts: 33,015

Re: 10 second questions

Hi,

Excellent!

#7917. A and B can do a piece of work in 4 days. If A alone can do it in 6 days, in how many days can B alone complete the same piece of work?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8907 2021-02-19 04:30:48

irspow
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Registered: 2005-11-24
Posts: 1,055

Re: 10 second questions


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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#8908 2021-02-19 15:18:48

ganesh
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Registered: 2005-06-28
Posts: 33,015

Re: 10 second questions

Hi,

Neat work!

#7918.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8909 2021-02-20 04:06:42

irspow
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Posts: 1,055

Re: 10 second questions


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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#8910 2021-02-20 15:22:22

ganesh
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Posts: 33,015

Re: 10 second questions

Hi,

Neat work!

#7919. Given that the pth term of an Arithmetic Progression is 3p + 2, find the sum of 20 terms of the Arithmetic Progression.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8911 2021-02-21 03:46:20

irspow
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Posts: 1,055

Re: 10 second questions


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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#8912 2021-02-21 15:45:07

ganesh
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Re: 10 second questions

Hi,

#7919 revised. The sum of first five terms of an Arithmetic Progression is -10. Also, the ratio of the 8th term and that of 20th term is 1 : 4. Find the 35th term of the A.P.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8913 2021-02-22 03:15:37

irspow
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Registered: 2005-11-24
Posts: 1,055

Re: 10 second questions


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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#8914 2021-02-22 15:44:40

ganesh
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Registered: 2005-06-28
Posts: 33,015

Re: 10 second questions

Hi,

Excellent!

#7920. A' invests an amount of money at 15% per annum. He calculates the difference between compound interest and simple interest on that sum to be $225 for 2 years. Find the amount of money invested.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8915 2021-02-23 04:24:05

irspow
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Registered: 2005-11-24
Posts: 1,055

Re: 10 second questions


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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#8916 2021-02-23 15:46:19

ganesh
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Registered: 2005-06-28
Posts: 33,015

Re: 10 second questions

Hi,

Excellent!

#7921. A certain sum of money is lent out at simple interest amounts to $1380 is 3 years and $ 1500 in 5 years. Find the rate percent per annum.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8917 2021-02-24 04:07:35

irspow
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Re: 10 second questions


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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#8918 2021-02-24 16:25:45

ganesh
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Re: 10 second questions

Hi,

#7922. $58,750 amounts to $79,900 in four years at simple interest. What is the rate of interest paid?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8919 2021-02-25 04:11:04

irspow
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Posts: 1,055

Re: 10 second questions


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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#8920 2021-02-25 15:19:20

ganesh
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Registered: 2005-06-28
Posts: 33,015

Re: 10 second questions

Hi,

Neat work!

#7924. The difference between the interest received from two different banks on $500 for 2 years is $2.50. Find the difference between their rates.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8921 2021-02-26 03:55:41

irspow
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Registered: 2005-11-24
Posts: 1,055

Re: 10 second questions


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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#8922 2021-02-26 15:55:44

ganesh
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Registered: 2005-06-28
Posts: 33,015

Re: 10 second questions

Hi,

Good work!

#7925. $5000 is lent partly at 12% per annum and partly at 14.5% per annum for 2 years. If the total income for 2 years is equal to $1250, find the amount of money lent at 14.5% per annum.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8923 2021-02-27 04:00:58

irspow
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Registered: 2005-11-24
Posts: 1,055

Re: 10 second questions


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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#8924 2021-02-27 15:45:41

ganesh
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Registered: 2005-06-28
Posts: 33,015

Re: 10 second questions

Hi,

Splendid!

#7926. A certain sum of money doubles itself in 5 years at simple interest. In how many years will it become ten times?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8925 2021-02-28 03:55:58

irspow
Member
Registered: 2005-11-24
Posts: 1,055

Re: 10 second questions


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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