URGENT! What is the multiplicative rate of change of the function?

Tracy solved the following problem. which of the statements is true? 9 ÷ 3 + 6 × 2 3 + 6 × 2 9 × 2 18 her answer is correct. her answer is incorrect. she should have multiplied before dividing. her answer is incorrect. she should have multiplied before adding. her answer is incorrect. she should have added before dividing.

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?