Answer:
1.) 
2.) 
Step-by-step explanation:
1.) 
2.) 

Answer:
40
Step-by-step explanation:
Using the method of prime factors
8 = 2 × 2 × 2 = 2³
2 = 2
5 = 5
Then LCM = 2³ × 5 = 8 × 5 = 40
Answer:
3.75
Step-by-step explanation:
5 1/4÷1/3
so,
= 5 1/4×3/1
= 5 × 0.75
= 3.75
Working conditions in the United States in the early 1900’s can best be described as atrocious.