Please answer the 3 attached file

Directions: In a short bond paper, completely solve the problem below. A rectangular box is to be made from a piece of cardboard 24 cm long and 9 cm wide by cutting out identical squares from the four corners and turning up the sides. Find the volume of the largest rectangular box that can be formed.A tourist threw a pebble in the sea, causing water ripples. The shape formed were circles increasing in area. The formula for finding the area of a circle in given try d a Ry a. Find the average rate at which the area of a circle changes with r as the radius increases from 2 to 4 units. b. Solve for the instantaneous rate at which the area changes with r, when - 5.in blogspot com Additional Activities Solve the following problems: 1. Determine the values of x where a curve y mr' - 3r -9r + 12 has horizontal tangent lines. Batman is known for its mountains and trails much as the Dambang ny Kogitingun and Duhat Truil which are ideal for history and nature lovers The slopes of the hills in Duhat trail represent a curve. (Photo credits Bataan Weather Page) 2. Aside from mountain ranges and trails, Bataan is known for its beautiful beaches. White beach in Barangay Paysawan, Bagar, Batman