Answer:
The 8th graders sold 180 more tickets
Let's remember that 1 pound equals 0.0005 tons, so if we multiply 0.0005 x 20,000 the answer is 10, so 20,000 pounds equal 10 tons.
Answer:
any picture or can you tell us what the amounts stand for?
Number 7 is 111 because they are alternate interior and 8 is 90