The Paulsens ordered $75.41 worth of Chinese food. They paid 11.5% sales tax and left a 15% tip on $75.41. What was the total cost? Please help me :(

(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.

Determine if the outside temperature is a function of the time of day or if the time of day is a function of temperature and explain why or why not.

Find the probability that -0.3203 < = z < = -0.0287 find the probability that -0.5156 < = z < = 1.4215 find the probability that 0.1269 < = z < = 0.6772