exam Maths Puzzle Numerical Ability

I would like help in finding this equation in standard form, the directrix, the p, the focus and what y would equal. I would also like a graph of the parabola to see what it would

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To reach vacation spot , the Jones family first traveled by plane and then drove the remaining distance in a rented car. The distance by the car was 125 kilometers less than the di Find the sum of the geometric series: 1 + 1/4 + 1/16 + 1/64...
I tried to do the series but the formula in the turorial was ocnfusing to me. Thanks for any help!