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Find the probability that a number selected from the number 30 to 50 inclusive is a prime

Find the probability that a number selected from the number 30 to 50 inclusive is a prime
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A 1/4
  • B 5/21
  • C 2/7
  • D 3/10
  • E 1/3
Correct Answer: Option B
Explanation:
30 (31) 32 33 34 35 36 (37) 38 39 40 (41) 42 (43) 44 45 46 (47) 48 49 50
prob = 5/21

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