The Candy Factory sells candy by the pound, charging $1.50 per pound for quantities up to and including 35 pounds. Above 35 pounds, the Candy Factory charges $1.30 per pound for the entire quantity, plus a quantity surcharge k. If x represents the number of pounds, the price function is as follows. P(x)= 1.50x for x $ 35 1.30x +k for x > 35 Find k such that the price function p is continuous at x = 35. The price function p is continuous at x = 35 when k = ]. (Type an integer or a decimal.)