Help me this question

Which of the following is most likely the next step in the series? a3z, b6y, c9x, d12w, е15v, f18u

At $1.32 million, they closed last month percent above what they paid in 2007." how much did they pay in 2007?

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4