exam Maths Puzzle Numerical Ability

Jack is twice as old as Jill. In 2 years, Jack will be 4 times as old as Jill was 9 years ago. How old are they now?

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exam Other Question

Graph each of the following equations by first solving for y.

2x - 3y = 12 I n planning for a new item, a manufacturer assumes that the number of items produced x and the cost in dollars C of producing these items are related by a linear equation. Project