REPLAY - THE TWO ARMENIAN BOYS

If INTELLIGENT is coded for a secret message to be teleprinted as FKQBIIFDBKQ how is the reply ENTERTAINMENT to be replayed ?

Two boys are holding a horizontal rod of length L and weight W through its two ends. If now one of the boys suddenly leaves the rod, what is the instantaneous reaction force experienced by the other boy ?

There are three boys and two girls. A committee of two is to be formed. Find the probability of the following events: Event A : The committee contains at least one boy. Event B : The committee contains one boy and one girl.

Consider a class of 5 girls and 7 boys.The number of different teams consisting of 2 girls and 3 boys that can be formed from this class, if there are two specific boys A and B,who refuse to be the members of the same team,is

Consider a class of 5 girls and 7 boys. The number of different teams consisting of 2 girls and 3 boys that can be formed from this class, if there are two specific boys A and B, who refuse to be the members of the same team, is

Consider a class of 5 girls and 7 boys. The number of different teams consisting of 2 girls and 3 boys that can be formed from this class, if there are two specific boys A and B, who refuse to be the members of the same team, is

In a group of boys, two boys are brothers and in this group 6 more boys are there. In how many ways they can sit in a row if the brothers are not to sit side by side? (A) 30240 (B) 1410 (C) 2830 (D) 8420

There are 3 boys and 2 girls. A Plant More Trees committee of two is to be formed. Find the probability that the committee contains (i) at the most one girl (ii) at least one boy (iii) only boys.

There are three boys and two girls. A committee of two is to be formed. Find the probability of the following events. (a) Eevnt A : The committee contain at least one girl. (b) Event B : The committee contains one boy and one girl.