Mr. O'Grady bought wallpaper to decorate one of his bedroom walls, measuring 11 feet wide and 15 feet long. Find the area of the wall paper. Express the answer in
square inches.
+

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.

Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?

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.