Answer:
Here is the solution...hope it helps:)
Yes, the added zeros are significant. Lets say you are converting 1.23 x 10 to the power of 4. The answer would be 12,300 in which case, if you took away the zeros, the number would be 123, which is an incorrect answer.
Hope this makes sense and helps!
Answer:
32 liters is the volume of the glass tank
Since the formula for the base of the cylinder is

, multiplying that by 10 we get

. Hope this helps!