Which statement answers this question: casey sells half of his video games. the next day he buys 3 more. he now has 27. how many video games did casey have at the beginning? options: (a). casey had 24 video games.( b) casey had 15 video games.( c) casey had 12 video games( d) casey had 48 video games.

10 points? ? +++ me asap 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.