 
<translate> Mark dị afọ 15 + afọ 7 = afọ 22. N'ime afọ ise, ọ ga-enwe afọ 22 + afọ 5 = afọ 27. Azịza ya bụ: 27. <eng> Mark is 15 years + 7 years = 22 years old. In 5 years, he will be 22 years + 5 years = 27 years old.
The answer: 27. 