The lcm is 42 becuase 6 times 7 is 49 and that's the smallest number that 6 and 7 both equal and its not one becuase 6 or 7 cannot be multiplyed to equal 1
Steps: 1. Do a proportion 8000 pounds/4 tons= 7000 pounds/ x 2. Do 7,000 times 4 which equals 28,000 3. Do 28,000 divided by 8,000 4. Your answer is 3.5 tons
