The outside four walls and roof of a barn (shown) are to be painted. a. Find the surface area of the barn, not including the floor.

1foot = 12 inches; 1 yard = 3 feet

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?