To calculate Rate of Simple Interest when Principal becomes A/B times of itself:
Rate of SI =
Example 1At what rate of simple Interest per annum a sum of money becomes 3/2 times of itself in 5 years?
To calculate Rate of Simple Interest when Interest becomes A/B times of Principal:
Example 2At what rate of simple Interest a sum of money becomes 4/25 times of Principal. If number of years is equal to the rate of interest?
Let time= X (years)
When a sum of money becomes N1 times in T1 years and N2 times in T2 years
Example 3A sum of money becomes 7 times of itself in 20 years . In how many years it will become 13 times of itself?
To calculate Time when Principal becomes N times of itself and rate of Simple Interest is given:
Example 4In how many years a sum of money becomes 4 times of itself at 10% rate of simple interest?
To calculate Principal when sum of interest or difference of interest for two different years is given
Example 5At 6 % rate of simple interest per annum the sum of interest for 3 years and 6 years is Rs.270. Calculate the sum?
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