Question

there are thirty cards of same size in a big on which in that 1 to 30 are written one card is taken out of the bag at random find the probability that the number of the card is not divisible by 3​

Answer 1

Answer:

when one card is drawn ar random there are 30 possible outcomes. out of the 30 number present on the cards, only 3, 6, 9, 15, 18, 21, 24, 27, and 30 are divisible by 3. thus, there are 10 outcomes that do not favour the required event. hence, there are exactly 30 a 10 = 20 favourable outcome

Step-by-step explanation:

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