I’ve been trying to figure this out all day and still can’t seem to figure it out

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.

2,10,-50 next two numbers geometric sequence