In what time will a sum of money double itself at 5 percent per annum
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Answered by
19
time =?
rate =5%
amount =2x
principle =x
interest = ( amount - principle ) = 2x-x = x
so,
PTR/100=s.i
x × T × 5/ 100 = x
time = x × 100/x×5
time = 20
rate =5%
amount =2x
principle =x
interest = ( amount - principle ) = 2x-x = x
so,
PTR/100=s.i
x × T × 5/ 100 = x
time = x × 100/x×5
time = 20
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2
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