A bag contains 18red balls and 4blue.What percentage of balls are red?

1.	A bag contains 18red balls and 4blue.What percentage of balls are red?
Answer» Given $\bold{Total \ number \ of \ <klux>RED</klux> \ balls} = 18$ $\bold{Total \ number \ of \ blue \ balls} =4$ $\bold{Total \ number \ of \ balls}\\ =4+18 \\= 22$ To Find Percentage of red balls FORMULA TO BE USED $= \sf \dfrac{Number \ of \ red \ balls}{Total \ number \ of \ balls} \times 100$ $=\dfrac{18}{22} \times 100$ $=\dfrac{1800}{22}$ $= 81.81\%$ $\boxed{\boxed{\bold{Therefore, \ the \ percentage \ of \ red \ balls \ is \ 81.81 \ \%}}}}}}$

Answer»

Given

$\bold{Total \ number \ of \ <klux>RED</klux> \ balls} = 18$