What will be the number of permutations of n different things, taken r at a time, where repeatition is allowed?
The correct answer is C
Who among the following sits fifth to the left of the one who sits second from the right end of the row?
How many persons sit between the one who sits to the immediate right of O and the one who sits to the immediate right of L?
There are five girls-A,B,C,D and E sitting in a row facing North. E is sitting exactly in middle of the row, B is sitting to the immediate right a...
Who among the following person sits fourth to the left of P?
What is the position of Q from the left end?
How many candidates sit in the row?
Four of the following are alike in a certain way, find out which of the following do not form a part of the group?
H likes which of the following colour?
Six persons D, E, F, G, H and I sit in a straight row facing north. I sits third to the right of H. D sits immediate left of G. G sits third to the lef...
How many persons are sitting between D and C when counted from the left of D?
