Question

John is n years older than his sister. His sister's age is 12. What is their total age after 4
years?
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Answer 1

Answer:

(n+16) years

Step-by-step explanation:

Given,

Age of sister = 12 years

AND

Johan is 'n' years older than his sister.

So, Johan age= (n+12) years

Since, Present age of Johan= (n+12) years

So, After 4 years= (n+12)+4

= (n+16) years