Question

$a \: rectangular \: sheet \: of \: paper \: is \: 12 \frac{1}{2} cm \: long \: and \: 10 \frac{2}{3}$
$find \: its \: perimeter$

Answer 1

Hey mate !!! Answer :- Perimeter of rectangle = 2(l+b) Convert the mixed fractions into fraction . On converting we get ,25/2 ,32/3. Now, Lets find perimeter. => 2(25/2 +32/3) => Lcm is 6 => 2(75+64/6) =>2(139/6) =>278/6 Convert it into mixed fraction , Ans :- 46 1/3  Hope this helps U can simplify it if needed ;)