The 2nd phase (diminishing returns to a factor) is exhibited by the following total product sequence
In second phase of diminishing return to a factor, the total output increase at decreasing rate. 
In how many different ways can the letters of the word ‘FLOWER’ be arranged in such a way that the vowels occupy only the odd positions?
A team of 4 men and 2 women is to be selected out of 8 men and 4 women. If only one man and one woman remain in the team, then what will be the total nu...
Akshay has 7 relatives, 3 males and 4 females. His wife twinkle also have 7 relatives, 3 females and 4 males. In how many ways can they invite 3 male an...
How many three-letter words can be formed such that all letters are vowels, and no two letters are the same?
Geography books are never together.
Find the number of words that can be formed by using all letters of the word 'PAINT', if order of vowels remains same.
A committee of 5 members is to be formed out of 6 men and 4 women. In how many ways can a committee consisting of atleast 1 woman be formed?
In how many different ways can the letter of the word ‘PRAISE’ be arranged?
In a Group of 8 boys and 6 girls, Six children are to be selected. In how many different ways can they be selected such that at least one boy should be ...
History books are always together and also Geography books are always together?
