The sum of ages of four people in a room is 46 years. The sum of their ages (in years) 4 years ago was:
The sum of the ages of two friends is 20 years. Four years ago, the product of their ages in years was 48. Their present ages are
Is the following situation possible? If so, determine their present ages. The sum of the ages of two friends is 20 years. Four years ago, the product of their ages in years was 48.