Answer:

Step-by-step explanation:
The lab technician is dividing a cell that has a diameter of

The new cells has a diameter that is half of the diameter of the original cell.
The diameter of the new cell is given as:

Rewrite the numerator in standard notation:


We rewrite in scientific notation to obtain:

Answer:
the last one
:D
Step-by-step explanation:
Answer:
the answer is 
Step-by-step explanation:
You have to find the common denominator in order to get the sum.
multiply 5 to
and you get 
then to double check the sum, subtract it.

hope this make sense :/
Answer:
420cm^3 (cubed) = volume when tripled
Step-by-step explanation:
1. when you multiply 7*4*5=140 (volume of the prism originally)
2. 140*3=420 (final answer)
Answer:
$45
Step-by-step explanation:
simply because the answer is inbetween 40 and 50