9) There are 5 blue beads and 7 black beads in a box. If one bead is taken without looking. a) What is the probability of getting a blue bead? b) What is the probability of a black bead?
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Probability of getting a blue bead=no. of blue bead/ total no. of bead
= 5/12
Probability of getting a black bead=no. of black bead/ total no. of bead
= 7/12
Hope it helps you.
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