exam Maths Puzzle Numerical Ability

I have a question about midpoints and segment congruence. Here it is:
It says given the coordinate of one endpoint line AB and its midpoint M, find the coordinates of the other end point. A(0,9), M(2,5)

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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. (t+2)^3(t^2+2t+1)(t+1) over (t+1)(t^2+4t+4)(t+2)

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