There are 6 red balls and 4 blue balls in a jar. If 2 balls are selected from the jar, what is the probability that 2 ba

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There are 6 red balls and 4 blue balls in a jar. If 2 balls are selected from the jar, what is the probability that 2 balls selected are red balls?

A. 1/10
B. 1/9
C. 3/10
D. 3/15
E. 2/15

Answer: E
Source: math Revolution