In a lucky draw, tickets numbered 1 to 100 are kept in a drum at a Hyderabad mall. One ticket is pulled out at random. What is the probability that the ticket number is a multiple of both 4 and 5?

Question

Accepted Answer

1/20. A multiple of both 4 and 5 is a multiple of 20. From 1 to 100 these are 20, 40, 60, 80, 100 (5 tickets). Probability = 5/100 = 1/20.

In a lucky draw, tickets numbered 1 to 100 are kept in a drum at a Hyderabad mall.
One ticket is pulled out at random.
What is the probability that the ticket number is a multiple of both 4 and 5?

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More Class 7 Chance and Probability practice

In a lucky draw, tickets numbered 1 to 100 are kept in a drum at a Hyderabad mall.One ticket is pulled out at random.What is the probability that the ticket number is a multiple of both 4 and 5?

Step-by-Step Solution

Master this chapter in 30 minutes a day.

More Class 7 Chance and Probability practice

In a lucky draw, tickets numbered 1 to 100 are kept in a drum at a Hyderabad mall.
One ticket is pulled out at random.
What is the probability that the ticket number is a multiple of both 4 and 5?