1. a dance floor is made from square wooden tiles with a side length of 1 foot. the floor can be laid out as a square or a rectangle. the width of the rectangular floor is 10 feet less than the width of the square floor, and its length is 15 feet greater than the length of the square floor.
a) how much greater is the length of the rectangular dance floor than the width?
b) the perimeter of the rectangular dance floor is 130 feet. what are the length and width of the dance floor?
c) how many quire tiles make up the dance floor?

In the football stadium, there are 18 empty seats out of 360 total seats. (1a) write the ratio of empty seats to total seats as a fraction in simplest form. (1b) then explain its meaning.

Someone answer this asap for gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a. gabriella averages 7.5 u.s. dollars for every 100 euros. b. gabriella averages 100 u.s. dollars for every 25 euros. c. gabriella can exchange 75 u.s. dollars for 100 euros. d. gabriella can exchange 100 u.s. dollars for 75 euros.

Find each value of the five-number summary for this set of data. [note: type your answers as numbers. do not round.] 150, 120, 136, 180, 158, 175, 124, 162 minimum maximum median upper quartile lower quartile