11. Stationary Expenditure A stationery store sells pencils at $1.20 each, erasers at $2 each, and compasses at $5 each. Write a program that asks the user for the number of each of these items purchased, calculates the total expenditure made by the user, and then displays the result on the screen.

Match the following errors with their definitions. a. #name b. #value c. #ref d. 1. when a formula produces output that is too lengthy to fit in the spreadsheet cell 2. when you enter an invalid cell reference in a formula 3. when you type text in cells that accept numeric data 4. when you type in a cell reference that doesn’t exist