Answer:
a is 25 b is 15 percent
Step-by-step explanation:
The second result is more precise because it's in millilitre,so if the first were to be fully precise,it should have been 78.6 cm.
Hope this helps!
Answer: Im pretty sure the answer is 4 and 3/8
Step-by-step explanation:
hope this helps!
Answer:
151/30
Step-by-step explanation:
if you subsitute it you will get 3 1/10
Answer:
A
Step-by-step explanation:
I used a calculator:
(-4a^2)(2a^-3)^-4 = -a^14/4