why every time they give you a warning or delete your question thare a fidget spinner at the bottom of it

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

Maria found the least common multiple of 6 and 15. her work is shown below. multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, . . multiples of 15: 15, 30, 45, 60, . . the least common multiple is 60. what is maria's error?

Who long does it take to drive 150 miles at 45 miles per hour