InterviewSolution
Saved Bookmarks
InterviewSolution
| 1. |
NCERT CHAPTER 15 PROBABILITY EXERCISE 15.1 Q NO. 15 |
|
Answer» Nice Khushi Out of five cards_the ten,Jack,queen, king and ace of diamonds, one card can be drawn in 5 ways.So,total number of elementary events =51.there is only onw queenFavourable number of elementary events =1Hence,P (the queen) =1/52.after keeping the queen card aside,we are left with 4 cards. So,total number of elementary events now=4.(a) there is only one aceFavourable number of elementary events =1Hence,P (an ace)=1/4(b).there is no cards as queen. Favourable number of elementary events =0Hence,P (the queen) =0/4=0.. HENCE PROVED ? |
|