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A fair die is tossed 60 times and the results are recorded in the table...

Further Mathematics
WAEC 2021

A fair die is tossed 60 times and the results are recorded in the table

Number of die 1 2 3 4 5 6
Frequency 15 10 14 2 8 11

Find the probability of obtaining a prime number.

  • A. \(\frac{7}{30}\)
  • B. \(\frac{1}{6}\)
  • C. \(\frac{7}{15}\)
  • D. \(\frac{8}{15}\)
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Correct Answer: Option D
Explanation

Prime number in the experiment are 2,3 and 5 with frequencies 10,14 and 8

P(obtaining a prime number) = \(\frac{10+14+8}{60}\)

= \(\frac{32}{60}\) or \(\frac{8}{15}\)


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WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts