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41.Write a C++ code segment to read a character and to determine if it is a letter of the alphabet. If it is a letter of the alphabet, print it with the message, it is a letter otherwise, print it with the message, it is not a letter.

2.Write a C++ code segment to read an integer value and to determine if it is a multiple of 5. If it is a multiple of 5, print it with the message MULTIPLE OF 5, otherwise, print it with the message NOT MULTIPLE OF 5.

3.Write a C++ code segment to read an integer value into variable num1and another integer value into variable num2 and to do the following: if the value in variable num1 is greater than the value in variable num2 do the following: add 1 to the value in num1 and 5 to the value in num2 and then print the result of the product of the new value in num1 and the new value in num2; otherwise, do the following: subtract 1from the value in num1 and 5 from the value in num2 and then print the result of the product of the new value in num1 and the new value in num2.

4. A department store offers a rebate of 5% if the total amount of the purchase is at least 100 and a rebate of 2% otherwise. A sale tax of 8.25 % is also imposed on the price of each purchase (after the rebate). Write a C++ code segment to read the unit price and the number of items purchased, and to output the amount of the rebate and the price (including taxes) of the purchase.