Question : Find the LCM of 25, 30, 50, and 75.
Option 1: 15.0
Option 2: 150
Option 3: 1.50
Option 4: 75
Correct Answer: 150
Solution : Factors of 25 = 5 × 5 Factors of 30 = 5 × 3 × 2 Factors of 50 = 5 × 5 × 2 Factors of 75 = 5 × 5 × 3 LCM of 25, 30, 50, and 75 = 5 × 5 × 3 × 2 = 150 Hence, the correct answer is 150.
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