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Maths Puzzle
On July 1, Rs 100 is deposited into a saving account.On the first day of every month after that, deposit is 12% more than the previous month. What will be the total amount of money saved after 20 deposit ?
Read Solution (Total 2)
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- Approximately 7208.94rupees.
1st deposit = 100
2nd deposit = (100+ 100*12/100) = 112
3rd deposit = (112+ 112*12/100) = 125.44
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19th deposit = (686.55 + 686.55*12/100) = 770.94
20th deposit = (770.94 + 770.94*12/100) = 863.45
Total deposits = (100+112+125.44+140.49+157.34+176.22+197.37+221.05+247.58+277.29+310.56+347.82+389.56+436.31+488.67+547.31+612.99+686.55+770.94+863.45) = 7208.94rupees
Don't know this one correct. - 12 years agoHelpfull: Yes(2) No(1)
- p=100
t=20
r=12
i=100*20*12/100
amount after 20 deposit will be=Rs 340 - 12 years agoHelpfull: Yes(0) No(2)
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