Since one us ton is 2000 pounds thirty us tons is 60000 pounds.
There are 340,000 pounds in 170 tons.
110,000 US tons is 220,000,000 pounds.
0.15 US tons.
12 US tons.
3.29 US tons.
About 0.0011 US tons.
4.75 US tons.
There are 1.75 tons in 3500 pounds.
There are 9680 pounds in 4.4 US tons. (2200 pounds per ton)
There are 2000 pounds/ton; so 4000 pounds equals 2 tons (US).
5,400 pounds. (US)
7,000 pounds. (US)