"I just over clocked my computer to run at" "What is my speedup? (Assume program performance is proportional to the clock speed)"

How do we use the sumif formula (when dealing with different formats) ?

Me ajude por favor , coloquei uma senha e não consigo tira-la no chorme

Column a of irma’s spreadsheet contains titles for each row, but her document is too big and will be printed three pages across. she wants to be sure that every page will be understood. what can irma do to with this problem?