Question

9.5 Code Practice edhesive

Answer 1

Answer:

a = [[34,38,50,44,39],

   [42,36,40,43,44],

   [24,31,46,40,45],

   [43,47,35,31,26],

   [37,28,20,36,50]]

   

sum=0

for r in range(len(a)):

  for c in range(len(a[r])):

      sum = sum + a[r][c]

       

       

print("Sum of all values: " + str(sum) + "\n\n")

print("Average of all values: " + str(sum / (len(a) * len(a))))

Explanation:

Sum of all values: 949

Average of all values: 37.96

Answer 2

Answer:

a = [[34,38,50,44,39],

    [42,36,40,43,44],

    [24,31,46,40,45],

    [43,47,35,31,26],

    [37,28,20,36,50]]

   

sum=0

for r in range(len(a)):

   for c in range(len(a[r])):

       sum = sum + a[r][c]

       

       

print("Sum of all values: " + str(sum) + "\n\n")

print("Average of all values: " + str(sum / (len(a) * len(a))))

Explanation:

I got 100%.