Math Is Fun Forum
You are not logged in.
- Topics: Active | Unanswered
#8851 2021-01-21 04:44:52
- 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.
Offline
#8852 2021-01-21 15:51:08
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,425
Re: 10 second questions
Hi,
Neat work!
#7891. If a sum of money is compounded annually at 15% per annum, then find the ratio of amount due in the 7th year to the 8th year.
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.
Offline
#8853 2021-01-22 05:10:58
- 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.
Offline
#8854 2021-01-22 14:37:12
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,425
Re: 10 second questions
Hi,
Neat work!
#7892. A certain sum of money amounts to $31,250 in 5 years at the rate of 25% per annum compounded annually.Find the Principal.
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.
Offline
#8855 2021-01-23 04:40:05
- 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.
Offline
#8856 2021-01-23 15:29:24
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,425
Re: 10 second questions
Hi,
Smart work!
#7893. A certain amount of money trebles itself in 4 years at 12% per annum, compounded annually. If in 12 years it becomes 'y' times of the original principal, then find the value of y.
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.
Offline
#8857 2021-01-24 04:50:55
- 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.
Offline
#8858 2021-01-24 15:11:10
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,425
Re: 10 second questions
Hi,
Excellent!
#7894. Find the amount due to Anderson after 3 years if he deposited $15,000 at the rate of 10% per annum compounded half-yearly.
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.
Offline
#8859 2021-01-25 04:56:36
- 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.
Offline
#8860 2021-01-25 15:29:53
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,425
Re: 10 second questions
Hi,
Excellent!
#7895. Find the interest for the 5th year if $5000 is compounded annually at 20% per annum.
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.
Offline
#8861 2021-01-26 02:54:09
- 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.
Offline
#8862 2021-01-26 16:22:27
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,425
Re: 10 second questions
Hi,
Excellent!
#7896. Find the compound interest on $10,000 for three and a half years at 5% per annum.
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.
Offline
#8863 2021-01-27 05:08:29
- 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.
Offline
#8864 2021-01-27 15:32:03
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,425
Re: 10 second questions
Hi,
Marvelous!
#7897. Find the compound interest on $16,000 for 9 months at 20% per annum, interest being compounded quarterly.
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.
Offline
#8865 2021-01-28 09:35:18
- 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.
Offline
#8866 2021-01-28 15:18:26
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,425
Re: 10 second questions
Hi,
Excellent!
#7898. Find the difference between simple interest and compound interest on $1200 for one year at 10% per annum reckoned half-yearly.
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.
Offline
#8867 2021-01-29 04:29:14
- 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.
Offline
#8868 2021-01-29 15:46:09
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,425
Re: 10 second questions
Hi,
Splendid!
#7899. Steve invested $15,000 at interest of 10% per annum for one year. If the interest is compounded every six months, what amount will Steve get at the end of the year?
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.
Offline
#8869 2021-01-30 04:02:29
- 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.
Offline
#8870 2021-01-30 15:45:53
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,425
Re: 10 second questions
Hi,
A transposing error, I guess! Good work, though!
#7900. Jane lent a certain amount to Kate that amounted to $28,800 in 2 years and to $33,800 in 4 years. Find the rate of compound interest.
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.
Offline
#8871 2021-01-31 05:15:57
- 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.
Offline
#8872 2021-01-31 15:40:55
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,425
Re: 10 second questions
Hi,
Brilliant!
#7901. If the difference between the simple and the compound interest earned on a sum of money at the rate of 5% per annum for 2 years compounded annually is $16. Find the principal.
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.
Offline
#8873 2021-02-01 06:55:35
- 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.
Offline
#8874 2021-02-01 17:10:27
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,425
Re: 10 second questions
Hi,
#7902. The simple interest accrued on an amount of $14,800 at the end of three years is $6,216. What would be the compound interest accrued on the same amount at the same rate of interest in the same period?
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.
Offline
#8875 2021-02-02 05:50:01
- 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.
Offline