The number of arrangements of the word " IDIOTS " such that vowels are at the places which form three consecutive terms of an A.P. is :

If 4/5,x,2 are three consecutive terms of an A.P then find x

Show that (a-b),a and (a+b) form consecutive terms of an A.P.

The number of ways of arranging the word 'DEL.HI' so that vowel occupy even place,is

For what value of p, the following terms are three consecutive terms of an A.P. 4/5 , p,2.

For what value of p are 2p+1,\ 13 ,\ 5p-3 are three consecutive terms of an A.P.?

Find the value of x for which (x+2),2x(2x+3) are three consecutive terms of A.P.

Find k so that (3k-2),(4k-6) and (k+2) are three consecutive terms of an A.P.

If N_(1) is the number of arrangements of the letters of the word 'EQUATION' in which all vowels are together and N_(2) is the number of arrangements of the letters of the word 'PERMUTATION' in which vowels are in alphabetical order, then (4N_(2))/(7N_(1))=

The value of p for which (2p + 1), 10 and (5p + 5) are three consecutive terms of an AP, is :

The value of p for which (2p+ 1), 10 and (5p + 5) are three consecutive terms of an AP, is: