Question

A bag contains 7 white balls and 3 red balls A ball is thrown out randomly what is the probability that it has a white ball

Answer 1

7/10.

This is your answer.

Answer 2

$\large{\mathcal{\blue{Answer}}}$

Total number of balls=7+3=10

The probability that white ball comes out is

$\huge{\boxed{\mathcal{\blue{7/10=0.7}}}}$