What is 8 1/5 - 2 3/5 I am kind of confused

Determine the following data for the quadratic relation f(x) = -3(x+2)(x-3)? i. direction of opening: ii. x-intercepts: iii. y-intecept: iv. axis of symmetry: v. vertex:

Write a function rule for  “the output is  5 less than the input.” let  xx  be the input and let  yy  be the output.

Apudding recipe requires 2/3 of a cup of milk for every 1 3/4 cups of sugar. what is the unit rate of sugar to milk in the pudding recipe?