1.Write a C++ program that allows the user to enter positive integers. Once a negative integer is entered, output the sum and average of the numbers entered. 2.Write a C++ program that allows the user to enter the phrase "I know how to use string properties". Output the number of times the letter "o" occurs in the phrase using string properties.
3.Write a C++ program to calculate and print a customer's bill. Accept the cost for 5 items into an array. Include an 8% sales tax in the bill.
Item #1: 60
Item #2: 130
Item #3: 32
Item #4: 54
Item#5: 129
Sub Total: 405
Tax: 32.40
Total Bill: 372.60

15: 28read the summary of "an indian's view of indian affairs."15 betterin "an indian's view of indian affairs," it is asserted that conflicts could be reduced if white americansunderstood native americans..pswhich of the following would make this summary more complete? eleo the fact that chief joseph believes the great spirit sees everythinthe fact that chief joseph was born in oregon and is thirty-eight years oldo the fact that chief joseph states that he speaks from the hearthehehethe fact that chief joseph of the nez percé tribe made this claimebell- ==feetle===-felsefe ==submitmark this and retum.=