Question

Find the probability that a number selected at random from the number 1, 2, 3, ..... 16 is a prime number

• A. $\frac{3}{8}$
• B. $\frac{5}{8}$
• C. $\frac{1}{8}$
• D. $\frac{7}{8}$

Answer 1

Answer: (A)

$\frac{3}{8}$

Total outcomes $=16$
Favourable outcomes $=2,3,5,7,11,13=6$
$\therefore$ Required probability$=\frac{6}{16}=\frac{3}{8}$