exam Maths Puzzle Numerical Ability

Marina leaves home at 9AM, bicycling at a rate at 24 mi/h. Two hours later, John leaves driving at the rate of 48 mi/h. At what time will John catch up with Marina?

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exam Other Question

one car travels 300 miles in the same amount of time it takes a second car traveling 5 miles per hour slower than the first to go 275 miles. what are the speeds of the cars Identify the axis of symmetry, create a suitable table of values, then sketch the graph (including the axis of symmetry).

y = �x^2 + 3x � 3. Please assist me with my problem, also please show the table and the graph.

Thanks