On monday, luis picked up seven scones and six large coffees for the office staff. he paid $ 29.97. on tuesday, rachel picked up four scones and five large coffees for the office staff. she paid $ 20.08. what is the cost of one scone? what is the cost of one large coffee?

Lindsay is creating a bridge out of dried pasta and glue. in her plans, she sketches the graph to determine the lengths of the noodles, in centimeters, needed for the arch to increase the length of the bridge in 1 centimeter increments. which function did lindsay use to create her design? f(x) = (x – 5)2 + 8 f(x) = –(x + 5)2 + 8 f(x) = 0.5(x + 5)2 + 8 f(x) = –0.5(x – 5)2 + 8

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?