the average of 25 results is 20 . the average of first 12 of those is 14 and the average of last 12 is 17 . what is the 13 th result ?
n0 = 25.0
n1 = 20.0
n2 = 12.0
n3 = 14.0
n4 = 12.0
n5 = 17.0
n6 = 13.0
t0 = n0 * n1
t1 = n2 * n5
t2 = n2 * n3
t3 = t0 - t1
answer = t3 - t2
print(answer)