exam Maths Puzzle Numerical Ability

Use a quadratic Equation to find two numbers whose sum is 5 and whose product is -24

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exam Other Question

During rush hour, Fernando can drive 35 miles using the side roads in the same time that it takes to travel 30 miles on the freeway. If Fernando�s rate on the side roads is 9 mi/h faster than his rate on the freeway, find his rate on the side roads. How do I solve by using a system of two equations in two variables?

Five years ago, Tom was one third as old as his father was then. In 5 years, Tom will be half as old as his father will be then. Find their ages now.