Given that x-1 and x+2 are factors of f(x) = x^3 + px + q where p and q are integers, find p and q. Hence, find the remainder when x^3 + px + q is divided by (x + 1)

At dinner, 2/5 of the people had fish and 1/3 had chicken. if everyone else had lamb, what fraction of the people had lamb? and if 40 people had lamb , calculate the total number of people at the dinner.

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)

If a company produces x units of an item at a cost of $35 apiece the function c=35x is a of the total production costs