All of the following are rational numbers except

a.) 2/3
b.) 1.33 with a line over 33
c.) -16
d.) 3.

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality