A concrete truck loaded with concrete weighs up to 21 tons.

About how many pounds does the loaded truck weigh?

42,000 pounds

Step-by-step explanation:

This is a conversion problem.

There are 2000 pounds in 1 ton. We have 21 tons, so we can set up a proportion:

, where x is how many pounds are in 21 tons

Cross-multiplying, we get:

x = 2000 * 21 = 42,000

Thus, the answer is 42,000 pounds.

Hope this helps!

42,000

Step-by-step explanation:

1 ton = 2000 pounds

21 tons:

21 × 2000 = 42000 pounds

-7/8

step-by-step explanation:

instead of subtracting you add the -6/8 and -1/8

10.416 meters per second

step-by-step explanation:

distance=1 00 meters

time= 9.6 seconds in decimal form or 9 3/5 as a mixed number

average speed= 100/9.6

=10.416 meters per second or 10 52/125 as a mixed number.