If a ball is thrown directly upward with a velocity of 34 ft/s, its height (in feet) after t seconds is given by y = 34t − 16t2. what is the maximum height attained by the ball?

Cassie is traveling 675 miles today to visit her brother and his family. so far, she has stopped for gas three times. at the first stop, she put in 7.1 gallons of gas and paid $23.79. at her second stop, she put in 5.8 gallons of gas and paid $19.08. and, at the third stop, 6.6 gallons and paid $20.39. at which stop did casey pay the most for gas?

The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)