3. Write the C++ code to add the values of the first and eight members of an array named money and store the result in the tenth member of that same array. 4. Write the C++ code to print the fifth...

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Extracted text: 3. Write the C++ code to add the values of the first and eight members of an array named money and store the result in the tenth member of that same array. 4. Write the C++ code to print the fifth member of an array named grades. 5. Write the C++ code to display all the elements in this array (each balance should be on a new line): int balances[100]; 6. Write the C++ code to declare a 2 dimensional array that will hold 5 grades for 10 students.