The probability of rolling a 4 on a fair die is:
A1 by 6
B1 by 4
C1 by 2
D1 by 3
Answer & Solution
Correct answer: A. 1 by 6
1. Only one face carries the number 4.
2. There are six faces in all.
3. So the probability is one out of six.
4. The answer is 1 by 6.
_Source: NCERT Class 9 Mathematics, Ch 7 'The Mathematics of Maybe: Introduction to Probability'_
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