Answer:
Kristen is correct.
2^3 is the same thing as 2 times 2, times 2. 2 cubed = 8.
Answer: removes liquid waste and hormones from the blood and works closely with the nervous system.
Step-by-step explanation: i dunno just researched it online lol
20 is the answer
I hope this help
Answer: .5
Step-by-step explanation:
1/5 = 20%
5/25=20%
.5= 50%
Hope this helps!
Answer:
Number of rats : Food weight = 1 : 5
Step-by-step explanation:
Number of rats in the group = 9
Weight of food carried away by them = 45 kg
Ratio of the number of rats and food weight = 
= 
= 
= 
Therefore, Number of rats : Food weight = 1 : 5