Which ratio best defines relative frequency
number of nonfavorable outcomes numbers of possible outcomes
numbers of possible outcomes numbers of nonflavorable outcome
total number of time an experiment is performed numbers of times an events occurs
number of times an event occurs total number an experiment is performed

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17

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.

What is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)