Question

a bag contains 7white balls and 3red balls a ball is drawn at random what is the probability that it is a white ball?
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Answer 1

Answer:

I think it's 7/10

Explanation:

The total number is 7+3=10

White balls are seven so 7/10

Answer 2

Explanation:

GIVEN

• White Balls = 7
• Red balls = 3
• Total no. of balls = 7+3 = 10

WE KNOW THAT

• P [ E ] = Favourable Outcome / Total Outcome

SOLUTION

• P [ white ball ] = 7/10