Question

7. A number is chosen at random from 1 to 20. Find the probability of selecting a number that is
(a) multiple of 4
(b) a prime number
(c) less than 9
(d) odd and multiple of 3​

Answer 1

Answer:

(a)1/4

(b)2/5

(c)2/5

(d)1/10

Answer 2

• 1/4
• 2/5
• 2/5
• 3/20

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