Review Probability & Proportions: 1. Let the Universal Set be the set of all natural numbers 1-20. Let A be the set of all even numbers and let B be the set
of all the multiples of 3.

Q1 which of the following is a factor of a)37 b)53 c)62 d)82 q2) if the sum of 2016 different whole numbers is odd. at most how many of the numbers can be even a)0 b)1 c)2014 d)2015

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.

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?