How do u invert and multiply to divide 4÷2/3

Select true or false to tell whether the following conditional p q is true or false. use the truth table if needed. if a week has seven days, then a year has twenty months.

Write the expression 7x^3-28xy^2 as the product of 3 factors

What is the interquartile range of this data set? 2, 5, 9, 11, 18, 30, 42, 48, 55, 73, 81