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QTB – May 2017 – L1 – SA – Q13 – Statistics

This question calculates the probability of rolling either a four or a six on a six-sided die.

A six-sided die is thrown into the air, the probability that either a FOUR or a SIX will fall upper most is:

 

Answer: A. 1/3

Explanation:
A six-sided die has six possible outcomes (1, 2, 3, 4, 5, and 6). The probability of rolling a four or a six is the sum of the individual probabilities:

Thus, the probability that either a four or a six will land uppermost is 1/3 corresponding to option A.

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