A box

A box contains 6 red balls, 5 blue, and 4 white balls. Find the probability of drawing a) red ball b) non-white ball.

Correct answer:

a =  0.4
b =  0.7333

Step-by-step explanation:

a=6+5+46=52=0.4
b=6+5+46+5=1511=0.7333



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