ruth's first batch of chocolate chip cookies contained 8 chocolate chips in each cookie. If her bag of chips contained 170 chocolate chips, how many cookies did she make ?

Aright triangle has an area of 18 square inches. b: if the triangle is not an isosceles triangle, what are all the possible lengths of the legs, if the lengths are whole numbers. answer !

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.

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.