Question Number 27015 by sirigidiravikumar@gmail.com last updated on 01/Jan/18
$${find}\:{the}\:{simple}\:{intrest}\:{on}\:{rs}\:\mathrm{840}\:{for}\:\mathrm{3}\:{year}\:{at}\: \\ $$$${at}\:\mathrm{5\%}\:{per}\:{annum}? \\ $$
Commented by Rasheed.Sindhi last updated on 01/Jan/18
$$\mathrm{Per}\:\mathrm{year}\:\mathrm{interest}=\mathrm{5\%}\:\mathrm{of}\:\mathrm{840}\: \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:=\mathrm{840}×\frac{\mathrm{5}}{\mathrm{100}}=\mathrm{Rs}.\:\mathrm{42} \\ $$$$\mathrm{Simple}\:\mathrm{interest}\:\mathrm{of}\:\mathrm{3}\:\:\mathrm{years} \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:=\mathrm{42}×\mathrm{3}=\mathrm{Rs}.\mathrm{126} \\ $$