book Maths Puzzle Numerical Ability

1.)
Find three consecutive odd integers such that the sum of the first and third is 37 more than the second.


2.)
The sum of 4 consecutive integers is at least 114. Find the smallest possible values for the four numbers.

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book Other Question

Simplify by dividing:

x^3+2x^2+3x-6/x-1

I don't understand why I can't do this, but I know once I see it I'll hopefully understand! :)
what are some examples of a real-world application involving rational