Question 1160041
a. Even digits are 2,4,6,8,0.
4 ways to choose the first*5^6=62,500
b. then there are 10^6 or 1 million.
c. then there are 10^4 or 10,000
d. then there are also 10^4 or 10,000
e. 10*9*8*7*6*5*4=604,800