Question

Select the correct answer, What is the least common multiple of the numbers 5, 25, and 157 A 25 B, 50 C. 75 D 100 E, 125

Answer 1

$\begin{gathered} \text{Multiples of 5:} \\ 5,10,15,20,25,30,35,40,45,50,55,60,65,70,75,80 \\ \text{Multiples of }25\colon \\ 25,50,75,100,125,150,175,200,225,250 \\ \text{Multiples of 15:} \\ 15,30,45,60,75,90,105,120,135,150 \\ \text{LCM}=75 \end{gathered}$