What angles are same side interior to angle 8?

Ill mark the brainliest if you me with the these three questions 7,8,9

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.

In a timed typing test lara typed 63 words per minute. estimate the number of words she should be able to type in half in hour show your work