MATH 101 Homework 3 Spring 2020 Question #1 (4 marks). a) A newborn child receives a $9000 gift towards a college education from his grandparents. How much will the $9000 be worth in 20 years if it is invested at 7.4% compounded quarterly? b) Find the present value of the future value of $50000 at 16.5% compounded monthly for 15 years. c) If the demand function p = D(x) = -0.5x + 39 and the total cost function C(x) = 1.5x2 + 9.2x +67 for a particular commodity are given in terms of the level of production x. Find each of the following: i) The revenue function R(x) ii) The profit function P(x)