book Maths Puzzle Numerical Ability

John, twelve years old, is three times as old as his brother. How old will John be when he is twice as old as his brother?

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book Other Question

What doeas the graph for 2x+3=y look like the board of directors of a coporation grant a bonus of $5,000 to divided between two employees. the senior employee receives $1200 more then the junior employee. how much does each employee receive?