Question

In a group of boys the number of arrangement of 4 boys is 12 times the number of arrangements of 2boys. The number of boys in the group is?​

Answer 1

Answer:There are 6 boys in the group.

Step-by-step explanation:

Since we have given that

Number of arrangement of 4 boys = 12 times the number of arrangement of 2 boys.

So, Let the number of boys in the group be 'x'.

So, Number of boys in the group will be

Hence, there are 6 boys in the group.