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If the letters of the word HORIZON be arranged at random, what is the probability that all the vowels are together?
The probability of selecting a rotten apple randomly from a heap of 600 apples is 0.14. What is the number of rotten apples in the heap?
18 rotten bananas are accidentally mixed with 132 good ones. It is not possible to just look at a banana and tell whether or not it is rotten. One banan...
Determine the probability that when a hand of 7 cards is drawn from a box of 52 cards, it consists at least 3 kings?
Two dice are thrown simultaneously. Find the probability that sum of the numbers appeared on both the dice is at least 7.
If the letters of the word PLAYERS be arranged at random, what is the probability that there are exactly five letters between P and S?
22 defective pens are accidentally mixed with 136 good ones. It is not possible to just look at a pen and tell whether or not it is defective. One pen i...
A dice is rolled six times. What is the probability that a six appears on the sixth roll for the second time in 6 rolls?
The names of 10 students from section A, 12 students from section B and 14 students from section C were selected. The age of all the 36 students was dif...