John is n years older than his sister. His sister's age is 12. What is – InterviewSolution

1.	John is n years older than his sister. His sister's age is 12. What is their total age after 4 years?
Answer» (n+16) yearsStep-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

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