exam Maths Puzzle Numerical Ability

A helicopter travels from the base station S on a true bearing of 063 degrees for 143 km for an emergency rescue. It then travels 157 km in a true bearing of 153 degrees to an eme

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exam Other Question

Use the rational roots theorem to solve:
p(x)=x^4-5x^3+5x^2+5x-6
How many ways can a baseball coach choose the first, second and third batters in the lineup of a team of 15 players.