Which of the following statements is true? A: The product of two rational numbers is irrational.

B: The sum of two rational numbers is rational.

C: The product of a non-zero rational number and an irrational number is rational.

D: The sum of a rational number and an irrational number is rational.

The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96