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Active factors (climate, organisms) drive soil processes, unlike passive factors (parent material, relief, time).
In how many different ways can 6 boys and 3 girls to be seated in a row such that all the boys seated together and all the girls seated together?
In how ways can the selection be made so that a particular member is always excluded?
...Nine boys have to stand in a circle. In how many ways they are to be stand on the circumference of circle?
There are 14 candidates for 5 post. In how many different ways can be post be filled?
In a group of 9 boys and 5 girls, 5 students have to be selected. In how many ways it can be done so that only 2 boys are included.
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?
In how many ways, can a team of 11 players be selected from a squad of 16 players?
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...
History books are always together and also Geography books are always together?
In how many different ways can the letter of the word CHESTNUT is arranged so that vowels always occur together?
