exam Maths Puzzle Numerical Ability

You shoot an arrow straight up at 50 m/s. When will it run out of speed?

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exam Other Question

Simplify :1. 5c/ c-d + 5d/d-c 2. 4x+3/3 - 7x/4 + x-3/6 Write the expression logb(x-1)+3logb(x-2)-2logb(x+3) as a single logarithm. Assume that the variables represent positive numbers.