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Q2) Using excel sheet function to find the result of the following question. You can use multiple cells but you are not allowed to use VBA In this question. a. Column A and column B contains test 1 and test 2 grades. Write excel sheet function to find the number of students who passed both tests. b. Cells Al, B1 and C1 contains the grades of test 1 test 2 and test 3 respectively, find the average of the maximum 2 grades if the student (passed all tests, otherwise write fail if the student fail any test, Passing grade is 60. c. Find the percentage of negative numbers in the first five rows of columns B to G. X d. Find the value of y from the following equation, take x value from the cell A2. x - 3.4 x>4 y= 9 x