Question

From 10,000 lottery tickets numbered from 1 to 10,000, one ticket is drawn at random. What is the probability that the number marked on the drawn ticket is divisible by 20

• A. $\frac { 1 } { 100 }$
• B. $\frac { 1 } { 50 }$
• C. $\frac { 1 } { 20 }$
• D. $\frac { 1 } { 10 }$

Answer 1

Answer: (C)

$\frac { 1 } { 20 }$

Answer 2

Number of tickets numbered such that it is divisible by 20 are $\frac { 10000 } { 20 } = 500$

Hence required probability =