A bag contains 6 black and 4 white balls. One ball is drawn at random. What is the probability that the ball drawn is white? Choose the most appropriate option:	A) 3/4	B) 2/5	C) 1/7	D) 1/8	E) 4/3
Let number of balls = (6 + 4)= 
<gadget id="calculator">(6 + 4)</gadget>
<output>10</output>
10.   Number of white balls= 4.   P (drawing a white ball) =4/10=2/5.   Option 2/5.
<result>B</result>
A bag contains 6 black and 4 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?