Question

What is the least number of students that can be arranged in the rows of 12,16, 18 in each row?

Answer 1

Answer:

answer is 144

Step-by-step explanation:

The required least number is the LCM (12,16and18)

12=2×2×3=2^2×3

16=2×2×2×2=2^4

18=2×3×3=2×3^2

LCM =Product of highest degree of common prime factorization =2^4×3^2=2×2×2×2×3×3=144

Hence,the required least number is 144