Using the distributive property, what is -4(h+d)?

The area of square garden is 300m squared. how long is the diagonal?

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.

Asmall book publisher knows that 26 books weigh 41 lbs. how much do 40 books weigh?