Answer: It would take 1 hour and 30 minutes for one people do it.
If 5 people do it would take less time. If there are 5 people delivering the letters it would take them 12 minutes ti deliver all 1,000 letters.
If you only used 13% then you used 4.42 pounds of dry ice.
Answer:
16
Step-by-step explanation:
since -4 is being squared, we can write it out as -4 * -4, to get us the answer 16. this answer is positive because a negative times a negative will cancel out and = a positive.
Answer:
8
Step-by-step explanation:
it is not longer then the red line or equal but is bigger then the green line so there is how i got 8