Which of the following statements is false? a)the product of two rational numbers is always irrational. b) the sum of a rational number and an irrational number is always irrational. c) the product of a nonzero rational number and an irrational number is always irrational. d) the product of two irrational numbers is either rational or irrational.

Mickey needs to cut pieces of ribbon that are each 1 meter long tie onto balloons. if he has 8 pieces of ribbon that are each 1 dekameter long. how many 1 meter pieces of ribbon can he cut

What are the digits that repeat in the smallest sequence of repeating digits in the decimal equivalent of 24/11?

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.