LCM of 6 and 10? Example of LCM: LCM of 3 and 4 1. List the factors 3: 3, 6, 9, 12, 15, 18, 21,24,27, 30, 33, 36 4: 4, 8, 12, 16, 20, 24, 28, 32, 26, 40, 44, 48 2. Find common factors 12, 24 3. Find the least common factor 12
Now for this problem 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66, 72 10: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 121, 120 Common Factors 30, 60 Least Common Factor= 30
<span>Total households = 127,900,000
Proportion of households having remote control and not
7 : 3
7x + 3x = 127,900,000
10x = 127,900,000
x = 12,790,000
Households having remote control = 7x
= 7 X 12,790,000
= 89,530,000
Answer:
89,530,000 households have TV remote controls.</span>