A dice is thrown 150 times, with the frequencies for the outcomes 1, 2, 3, 4, 5 and 6 being as given in the following table. How many times is the number appearing on the dice a prime number?
| Outcome | 1 | 2 | 3 | 4 | 5 | 6 |
| Frequency | 23 | 43 | 33 | 13 | 10 | 28 |
Answer & explanation
Correct answer: option 3
Frequency of appearing prime number on dice ( 2 , 3 , 5 ) = 43 + 33 + 10
= 86