1.

Father is three times son's age and the sum oftheir ages is 100. Find son's age.​

Answer» ONG>Step-by-step explanation:
  1. let the SON,s AGE be X and FATHER age be 3X
  2. their sum is 100
  3. x+3X=100
  4. 4x=100
  5. X=100/4=25


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