Which table shows a proportional relationship a x 1 3 4 6 y 2 4 6 7 b x 1 2 5 8 y -2 0 6 12 c x 2 3 5 6 y -4 -6 -10 -12 d x 2 4 6 8 y 2 3 4 5

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%

Write a description of each inequality. 1. -5a + 3 > 1 2. 27 - 2b < -6 (this < has a _ under it) 3. 1/2 (c + 1) > 5 (this > has a _ under it)

Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?