You buy an international calling card to India. The calling card company has some special offers. (a) If you charge your card with $5 or $10, you don’t get anything extra. (b) For a $25 charge, you get $3 of extra phone time. (c) For a $50 charge, you get $8 of extra phone time. (d) For a $100 charge, you get $20 of extra phone time. Write a function that asks the user for the amount he/she wants on the card and returns the total charge that the user gets. Print the total charge available to the user by calling the function. Note: Values other than those mentioned above are not allowed.

Choose the list of the best uses for word processing software. lists, resumes, writing a book, and payroll data letters to your friends, resumes, spreadsheets, and school papers resumes, cover letters, databases, and crossword puzzles book reports, letters to your friends, resumes, and contracts

Dr. sperry, a biologist, is using excel to track growth rates of different populations of bacteria. she has a very complex formula in one cell. it begins with “round”. dr. sperry would like to see exactly how excel’s calculation reached the final rounded value that she sees in the cell. what could dr. sperry do to best understand how the calculation was made? try different formulas on her own until she reaches the value shown in excel click on the evaluate formula button in the formulas tab and then click “step in” select the cell and then look at the formula in the formula field of the ribbon remove “round” from the formula in order to see the actual value before rounding

Adecision is made at the margin when each alternative considers