A line has a slope of - 3/5. Which ordered pairs could be points on a parallel line? Select two options. (-8, 8) and (2, 2)
0 (-5, -1) and (0, 2)
(-3, 6) and (6, 49)
• (-2, 1) and (3,-2)
(0, 2) and (5,5)

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park what is the unit rate and what does it represent in the context of the situation?