exam Maths Puzzle Numerical Ability

Martina Leaves home at 9 A.M., bicycling at at rate of 24/mi/h. Two hours later, John leaves, driving at the rate of 48 mi/h at what time will John Catch up with Martina?

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exam Other Question
In what type of quadrilateral are the diagonals NOT always congruent to each other? factor:

8m^4n-16mn^4