Tina has a pet sitting business. She charges a flat service fee of $30, plus $15 per day for each animal. If one of her customers spent less than $75 on one animal, which of the following inequalities could be used to solve for x, the number of days the customer paid for pet sitting? A.
$15x - $30 < $105
B.
$15x + $30 < $75
C.
$15x < $75
D.
$15x < $105

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.

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.