Answer
$\frac{4}{8}$ or $\frac{1}{2}$
Work Step by Step
As in the bag, there are 3 strike chips, one '1' numbered chip and the total number of chips are 8, the probability of getting a strike chip or a '1' numbered chip is
$\frac{3}{8}$ + $\frac{1}{8}$ = $\frac{4}{8}$ or $\frac{1}{2}$
