2.5 edhesive answers,
this one doesn't work:

import random
random. seed(1,10)
a = random. randint (1,10)
b = random. randint (1,10)
print ("what is: " + str(a) + " x " + str(b) + "? ")  
ans = int(input("your "))  
if (a * b == ans):  
print ("correct! ")  
else:  
print ("incorrect! ")

specifically line 8

When you type the pwd command, you notice that your current location on the linux filesystem is the /usr/local directory. answer the following questions, assuming that your current directory is /usr/local for each question. a. which command could you use to change to the /usr directory using an absolute pathname? b. which command could you use to change to the /usr directory using a relative pathname? c. which command could you use to change to the /usr/local/share/info directory using an absolute pathname? d. which command could you use to change to the /usr/local/share/info directory using a relative pathname? e. which command could you use to change to the /etc directory using an absolute pathname? f. which command could you use to change to the /etc directory using a relative pathname?