Exercise of AlphaNumberic Series

Exercise of AlphaNumberic Series

#### Which number should replace the question mark in the following series? 2, 4, 7, ?, 15 1. [ ] 10 2. [ ] 12 3. [ ] 8 4. [x] 11 #### Which digit should replace the question mark in the following series? 2, 5, 10, 17, 26, ? 1. [ ] 36 2. [x] 37 3. [ ] 38 4. [ ] 39 #### What is the next letter in the following sequence? B, D, F, H, J, L, N, ? 1. [ ] O 2. [x] P 3. [ ] Q 4. [ ] R #### A , E , I , M , ? 1. [x] Q 2. [ ] P 3. [ ] R 4. [ ] S #### 5 , 12 , ? , 32 , 45 1. [ ] 20 2. [x] 21 3. [ ] 25 4. [ ] 28