Question

In how many ways can 5 boys and 3 girls be arranged in a row such that all the boys are together​

Answer 1

=(5×4×3×2×1)=120. Number of ways in which 3 girls can be arranged at 6 places (each marked X) =6P3=(6×5×4)=120.

Answer 2

Answer:

=(5×4×3×2×1)=120. Number of ways in which 3 girls can be arranged at 6 places (each marked X) =6P3=(6×5×4)=120.