Question

HELPPP PLEASEEE

P(A) = 1/2
P(B) = 1/3
P(AnB)= 1/4

What is the value of P(A or B)

Answer 1

`P(A) ~~ OR ~~ P(B)\implies P(A) ~~ + ~~ P(B)\implies \cfrac{1}{2}~~ + ~~\cfrac{1}{3} \\\\\\ \cfrac{(3)(1)~~ + ~~(2)(1)}{\underset{\textit{using this LCD}}{6}}\implies \cfrac{3+2}{6}\implies \boxed{\cfrac{5}{6}}`