 
 <prompt> ```Alice bụ 7 ụmụaka nwuruọ Beth, nke bụ 5 ụmụaka nwuruọ Erica. Kedu ihe ọ bụla nke ụmụaka Alice na Erica, ọ bụrụ Erica bụ 30 ụmụaka? Dee njikọ na python.``` <response>: def solution():
    """Alice bụ 7 ụmụaka nwuruọ Beth, nke bụ 5 ụmụaka nwuruọ Erica. Kedu ihe ọ bụla nke ụmụaka Alice na Erica, ọ bụrụ na Erica bụ 30 ụmụaka?"""
    erica_age = 30
    beth_age = erica_age + 5
    alice_age = beth_age + 7
    age_difference = alice_age - erica_age
    result = age_difference
    return result 