(Excel) How many unique rules can be applied to a single cell (including one that is being referenced in a range) with conditional formatting? QUESTION 9 (Excel) Assume that columns A, C and E in the first row of a worksheet contain the names of three adults who may be able to purchase alcohol in a liquor store, provided one of them is at least 21 years old. Columns B, D and F contain their respective ages in whole years in the adjacent cells. Which of the following formulas should be placed in cell G1 to verify that any of these individuals are of legal age to purchase a six-pack of beer? NOT(OR(B1 21, D1>21, F121) OR(B1 21, AND(D1-21, F1-21) AND(B1-21, D1-21, F13-21) OR(B1 21, D1 21, F1-21)