You work at a beauty supply store and need to order 50 cases of hairspray. One company sells the hairspray for $7.95 per case, plus 8% sales tax. A second company sells the hairspray for $11.95 per case. The second company also offers a rebate of 20% for the whole order, but charges no additional sales tax. If you choose the better of the two prices, how much will you pay for the 50 cases of hairspray? $200.00
$397.50
$429.30
$478.00
$597.50

Need solving this second acceleration problem.

If a || b and e || f , what if the value of y ?

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.