**1) 2, 1, (1/2), (1/4), … What number should come next?**

**Answer**: (1/8)

**Explanation**: divided by 2

**2) 7, 10, 8, 11, 9, 12, … What number should come next?**

**Answer**: 10

**Explanation**: +3, -2, +3, -2, ……… So, 12-2 = 10

**3) 36, 34, 30, 28, 24, … What number should come next?**

**Answer**: 22

**Explanation**: -2, -4, -2, -4, …….. So, 24 – 2 = 22

**4) 22, 21, 23, 22, 24, 23, … What number should come next?**

**Answer**: 25

**Explanation**: -1, +2, -1, +2, …. So, 23 + 2 = 25

**5) 53, 53, 40, 40, 27, 27, … What number should come next?**

**Answer**: 14

**Explanation**: -13