Friday, April 10 2020, 09:51 am
GRADE 12 EXAMINATION NOVEMBER 2017

GRADE 12 EXAMINATION NOVEMBER 2017

answer questions one after another. The quiz ends when a question is answered incorrectly. The probability that Sachin, himself, gives the correct answer to any question is 0,8. The probability that Sachin, himself, gives a wrong answer to any question is 0,05. The probability that Sachin decides to ask for help for any question is 0,15.