Find the missing number in the following series. 28, 60, 90, 117, (…), 158A132B144C140D136Answer: C. 140 Read Explanation: Differences: 32, 30, 27Second Differences: -2, -3, -4Next Difference: 27 - 4 = 23Missing Number: 117 + 23 = 140 Read more in App