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20-05-2019
Mathematics

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A number is chosen at random from the first 20 integers. Find the probability that the number is a multiple of 3.

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wegnerkolmp2741o wegnerkolmp2741o

20-05-2019

Answer:

3/10

Step-by-step explanation:

Multiples of 3: 3,6,9,12,15,18

There are 6 in the numbers 1-20

P(multiple of 3) = number of "multiples of 3" / total

= 6/20

=3/10

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