54 as the product of its prime factors

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.

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)

What is the slope of the line? a. -5/2 b.2/5 c. 5/2 d.7/2