exam Maths Puzzle Numerical Ability

Use long division to solve
(2x^2+10x+12) / (x+3)

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exam Other Question

There are 3 vectors a, b, c which do not belong to the same level, and k, l, m are known real numbers. Find the ventors u,v, if:
a*u=k, b*u=l, a*v=m, u x v=c.

(generally:
a*b= A riding stable borrowed $1,000 at a cost of $15 interest. If the loan was made at 6% simple interest, the length of the loan was:

a. 9 months
b. 90 days
c. 25 days
d. 4 days