Sam wants to write an equation to represent a proportional relationship with a constant of proportionality of 6

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.

What is the volume of a rectangular prism if the length is 10.4 mm the width is 5 mm in the height is 8 mm

Me because some of question i don’t understand