Question

A bag has 3 red and 7 black balls. One ball is taken out of the bag. Find the probability

that it is a:

(i) Red ball

(ii) Black ball​

Answer 1

$1 \: ) \frac{1}{3}$

$2) \: \frac{1}{7}$

Answer 2

$\huge\mathcal\red{Answer}$

$(i) \: \frac{3}{10} \\ (ii) \: \frac{7}{10}$