James is shopping for hiking boots for a trip he will take in 3-months. He has $150 saved and is saving $20/week. The boots he wants are normally $240, but are on sale this weekend for 20% off. Should James

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?