Question

1. Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. what is the probability that the ticket drawn has a number which is a multiple of 3 or 5?

1. 1/2
2. 2/5
3. 8/15
4. 9/20

Answer 1

Answer:

9/20

Step-by step explanation:

first you find out how many multiples of three there are 3,6,9,12, and 18. witch is 5

than you find out how many multiples of five there are 5,10,15, and 20. witch is 4

then you add the total number of multiples of 3 & 5 which is 9

than you make it a fraction and simplify which is 9/20

Answer 2

Answer:

Step-by-step explanation: