Multiple choice general knowledge sports 3,18,43,78,_,178 97 111 123 144 Reveal answer Fill a bubble to check yourself C Correct answer Explanation The differences between consecutive numbers are 15, 25, 35. These increase by 10 each time, so the next difference is 45. Adding 45 to 78 gives 123. Checking: 178 - 123 = 55, which is 45 + 10, confirming the pattern.