A die is thrown twice. What is the probability that (i) 5 will not come up either time? (ii) 5 will come up at least once?
Sahay Sir > Question Answers > A die is thrown twice. What is the probability that (i) 5 will not come up either time? (ii) 5 will come up at least once?
In a musical chair game, the person playing the music has been advised to stop playing the music at any time within 2 minutes after he starts playing. What is the probability that the music will stop within the first half minute after starting?
06
Oct
In a musical chair game, the person playing the music has been advised to stop playing the music at any time within 2 minutes after he starts playing. What is the probability that the music will stop within the first half minute after starting? A die is thrown twice. What is the probability that (i) [...]
There are 40 students in class X of a school of whom 25 are girls and 15 are boys. The class teacher has to select one student as a class representative. She writes the name of each student on a separate card, the cards being identical. Then she puts cards in a bag and stirs them thoroughly. She then draws one card from the bag. What is the probability that the name written on the card is the name of (i) a girl? (ii) a boy?
06
Oct
There are 40 students in class X of a school of whom 25 are girls and 15 are boys. The class teacher has to select one student as a class representative. She writes the name of each student on a separate card, the cards being identical. Then she puts cards in a bag and stirs [...]
A die is numbered in such a way that its faces show the numbers 1,2,2,3,3,6. It is thrown two times and the total score in two throws is noted. Complete the following table which gives a few values of the total score on the two throws: What is the probability that the total score is (i) even? (ii) 6? (iii) at least 6?
06
Oct
A die is numbered in such a way that its faces show the numbers 1,2,2,3,3,6. It is thrown two times and the total score in two throws is noted. Complete the following table which gives a few values of the total score on the two throws: What is the probability that the total score is [...]
Two customers Shyam and Ekta are visiting a particular shop in the same week (Tuesday to Saturday). Each is equally likely to visit the shop on any day as on another day. What is the probability that both will visit the shop on (i) the same day? (ii) consecutive days? (iii) different days?
06
Oct
Two customers Shyam and Ekta are visiting a particular shop in the same week (Tuesday to Saturday). Each is equally likely to visit the shop on any day as on another day. What is the probability that both will visit the shop on (i) the same day? (ii) consecutive days? (iii) different days? A die [...]
A die is thrown twice. What is the probability that (i) 5 will not come up either time? (ii) 5 will come up at least once?
06
Oct
A die is thrown twice. What is the probability that (i) 5 will not come up either time? (ii) 5 will come up at least once? A die is thrown twice. What is the probability that (i) 5 will not come up either time? (ii) 5 will come up at least once? October 6, 2020 [...]