John's father weighs 20 pounds more than twice
what John weighs. If John's weight is represented
by y, then his father's weight may be represented
by

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

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.