exam Maths Puzzle Numerical Ability

What is the graphic interprettion of the zeros of a quadratic?

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exam Other Question

Problem is:

x - x^2/3 = x^1/3 (??) Fill in the ??. The object is to find the equation that when multiplied by x^1/3 would give the result of x - x^2/3.

I know this has to be something simple, but my brain is fried. if the moon 202 x 10 to the 5th power miles away and the rocket travels 5.5 x 10 to the 3rd power mph, how long would this trip take?