exam Maths Puzzle Numerical Ability

Solve by completing the square.
x^2 = 5x + 2

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exam Other Question

Solve for x.

1/x + 1/x+16 = 1/15

The solutions are x = ________.
Jerry needs to raise his batting avg. So far he has 20 hits in 100 times at bat for .200 batting avg. How many consecutive hits does he need in order to raise his avg to at least .250? Solve. Write an equation