exam Maths Puzzle Numerical Ability

find the probability for rolling a numbered cube.

P(rolling a 5, then an even number)

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exam Other Question

graph each system of equations on the same set of axes.name the point of intersection -x=-3y-6 -4=2y-8x thanks so much The average age of three boys is 25 years and their ages are in the proportion 3:5:7.The age of the youngest boy is
a)21 b)18 c)15 d)9