40%
Because, 2/5 equals 4/10. 10x10=100, so 4x10=40, so 40%.
The time taken is 
<h3>Distances</h3>
Given the following information:
- Distance from Neptune to Mars =

- Time is taken =

Get the time taken:
Time = Distance/Speed
Time = 
Time = 0.89 * 10^5
Time = 8.9 * 10^4hrs
Hence the time taken is 
Learn more on distance here: brainly.com/question/4931057
-2 pennies, 4 nickels, 4 dimes
-2 pennies, 4 nickels, 3 dimes
-2 pennies, 4 nickels, 2 dimes
And so on. Do you kind of get the idea?
Answer:
8
Step-by-step explanation:
so my school uses the method called kcf (keep change flip)
keep the 4
change the division sign to a multiplication sign
flip 1/2 to 2/1
4x2=8