Question
What is the standard size of a singles tennis
court?ÂSolution
The standard size of a singles tennis court is 23.77 meters in length and 8.23 meters in width.
Four dice are rolled simultaneously. What is the number of possible outcomes in which at least one of the die shows 2?
Geography books are always together.
- Six people out of which 3 are brothers and the rest are strangers are to be seated in a row. Find the number of ways in which all three brothers are not si...
Seven musicians out of which 3 are from the same band and the rest are solo artists are to be seated in a row. Find the number of ways in which the thre...
7 children are to be selected from a group of 8 boys and 6 girls. In how many ways will the children with at most 3 girls and at least 4 boys be selected?
What will be the number of permutations of n different things, taken r at a time, where repeatition is allowed?
In how many different ways can the letters of the word “INCORPORATION” be arranged so that the vowels comes together?
From 6 officers and 8 Jawans, in how many ways can 5 be chosen to include exactly 3 officers?
Five articles out of which 3 are cups and rest are glasses have to be arranged on a shelf. Find the number of ways of arrangement in which all three cup...
In how ways can the selection be made so that a particular member is always excluded?
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