the average of 45 results is 25 and the average of other 25 results is 45 . what is the average of all the results ?
n0 = 45.0
n1 = 25.0
n2 = 25.0
n3 = 45.0
t0 = n0 + n1
t1 = n0 * n1
t2 = t1 + t1
answer = t2 / t0
print(answer)