Oscar deposits $5,000 in an account that earns simple interest. At the end of 3 years, he has $5,600 in his account. What is the interest rate written as a decimal?

7. if the value of x varies directly with the value of y, and x = 3 when y = 21. what is the valu y, and x = 3 when y = 21. what is the value of x when y = 105?

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Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?