exam Maths Puzzle Numerical Ability

an escalator lifts people to the secomd floor, 25ft above the first floor. the escalator rises at a 30 degree angle. how far does a person travel from the bottom to the top of the escalator?

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exam Other Question

Determine the solutions for the following polynomial equation. Use decimal approximations accurate to two decimal places if necessary.

3x^2 - 19x - 7 = 0 If a roof is 7m from peak to eave the attic space is 3m high at the peak, how long does each of the pieces of insulation need to be? Round to the nearest tenth.