Answer:
3125
Step-by-step explanation:
first, find the unit rate.
2500/4=625
625= amount of oxygen needed to supply a family of one(or just one single person)
625*5=3125
***with these problems, always try to find the unit rate first which is the amount of something per one unit. it'll be helpful to solve the questions following it.
Answer:
Charging by friction is the transfer of electrons from one uncharged object to another by rubbing.
Step-by-step explanation:
19 m = 0.019 km
28 m = 0.028 km
686 m = 0.686 km
75 km 6 m = 75.006 km
8282 m = 8.282 km
hope this answer helps you dear...take care!
Answer:
300
Step-by-step explanation:
