Mary needs a 90%on her final exam the exam has 75 questions. how many questions does mary need to get an a ?

What is the correlation coefficient for the data? don't forget to turn the diagnoisticon (in the catalog menu of the calculator). r = answer (round to the nearest thousandth)

Given the statements, "a square root of 16 is 4," and "a square root of 9 is -3," complete the following blanks with the correct truth-values. p is and q is , so the statement, "a square root of 16 is 4 or a square root of 9 is -3" is .

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?