exam Maths Puzzle Numerical Ability

Assume that the salaries of elementary school teachers in the United States are normally distributed with a mean of $32,000 and a standard deviation of $3,000. If 100 teachers are

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Hello: Can you help me to solve: {{{Given: h(t)=t^2+2t and p(t) = 3-t}}}
a. find: (p-h)(t)
b. find: h(p(t)) In which quadrants does the graph of the following inequality lie? 2x + y < -6

a) II,III,IV only
b) I,III,IV only
c) II,III only
d) I,II,III,IV
e) none of these