Amotorcross rider is in the air for 2.5 seconds. your camera can take a picture every 0.125 second and your friends camera can take a picture every 0.15 second a: how many times faster is your camera than your friends? b: how many more pictures can i take while the rider is in the air. explain how you got this answer

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.