Can an object with constant acceleration reverse its direction? explain

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%

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test