# SOLUTION: 1st question) marks dad is 3 times as old as mark . The sum of their ages is 48 , how old is mark? most importantly i need the expression (: thankyouu 2nd question. ) bilal

Algebra ->  Customizable Word Problem Solvers  -> Age -> SOLUTION: 1st question) marks dad is 3 times as old as mark . The sum of their ages is 48 , how old is mark? most importantly i need the expression (: thankyouu 2nd question. ) bilal       Log On

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 Question 536204: 1st question) marks dad is 3 times as old as mark . The sum of their ages is 48 , how old is mark? most importantly i need the expression (: thankyouu 2nd question. ) bilal sister is 3 years younger than bilal , bilal's mother is 3 times than bilal's age , bilal's father is 4 years old then bilal's mother , the sum of all ages is 89 , how old was bilal's mother when he was born?Answer by josmiceli(10616)   (Show Source): You can put this solution on YOUR website!Let = Dad's age Let = Mark's age given: (1) (2) --------- Substitute (2) into (1) (1) (1) (1) and, (2) (2) Dad is 36 and Mark is 12 -------------------- Let = Bilal's age now Let = Bilal's Sister's age now Let = Mother's age now Let = Father's age now given: (1) (2) (3) How old was bilal's mother when he was born? This is the same as " What is ?" (2) and (1) (1) (1) (1) His mother was 24 and 3 months old Hope I got it