Question
In how many different ways can the letter of the word
‘JUSTICE’ be arranged?Solution
The word ‘JUSTICE’ contains 7 letters which can be arranged in 7! Ways i.e., 5040 ways.
Two dice are thrown simultaneously. Find the probability that sum of the numbers appeared on both the dice is at least 7.
A bag contains 5 green gems and 7 orange gems. If 2 balls are drawn random, then what is the probability that at least 1 gem is orange.
In a bag contains 4 one rupees coins and 3 five rupees coin. If two coins are drawn at random, find the probability of getting a one rupee coin and a fi...
A company wants to pack 144 small boxes, 216 medium boxes, and 288 large boxes into cartons such that each carton contains the same number of boxes of e...
A bag contains 5 red bottles, 6 yellow bottles and 8 green bottles . 3 bottles are drawn randomly. What is the probability t...
A box holds 8 green balls, 7 blue balls, and 5 yellow balls. Three balls are picked randomly. What is the probability that at least two balls are blue?
- 5 boys and 3 girls are to be seated on chairs arranged in a row. If the arrangement is made at random, find the probability that no two girls will be seate...
A box contains (x + 10) pencils, (x + 15) pens, and (x + 20) markers. The probability of drawing a marker from the box is (2/5). Find the number of pens...
A bag contains 15 black balls, 25 white balls, and 20 yellow balls. If three balls are drawn at random with replacement, what is the probability of draw...
Ten tickets numbered 1 to 15 are placed in a box, mixed up thoroughly and then one ticket is drawn randomly. If it is known that the number on the drawn...
Relevant for Exams:
