exam Maths Puzzle Numerical Ability

Hi Can you please help me with this. Laura is training for a week long mountain cycling tour. She ahs 12 short hilly routes from which to choose mid-week rides.

a) how many wa

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exam Other Question

1. x^2+6x-5=0

2. 4x^2 + 20x = 0

3. 3x^2 + 10x + 8 = -17x - 2

4. x^2 + 3x - 40 = 0

5. p^2 + 15p + 25 = 6p + 5

6. x^2 = 10x - 24 Please help me:

An administrator of a popular web site is told that a new server can handle 41,000 "hits" (users accessing the site) per second; but every month, the peak demand