Certain numbers of children were playing a game of football. There was a trial taking place on the field. In this trial the probability that a goal is scored is 2/ The probability that a girl hits a goal is 7/10 whereas the probability that a boy hits a goal is 1/ What will be the probability that not only a goal is hit but it is also hit by a boy?
A 1 4/50
B 7/50
C 2/5
D 2/25
Solution
Correct Answer: Option D
অ্যাপ/ওয়েবসাইটে রুটিনভিত্তিক নিয়মিত লাইভ পরীক্ষা হচ্ছে।