Question

The sum of rupees 20000 yielded an interest of rupees 1200 in a year how much interest will a sum of rupees 35000 yields in one year at same rate of interest

Answer 1

Principle=Rs.20000
Time=1 year
Interest=1200
Rate=(Interest*100)/(Principle*Time)
=>(1200*100)/(20000*1)
=>120000/20000
=>6%

given

Principle=35000
Time=1 year
Rate= same as above
arrived Rate=6%
Interest=(Principle*Time*Rate)/100
=>(35000*1*6)/100
=>2100