Multiple choice questions on Sequence and Series

1. Look at this series: 22, 21, 23, 22, 24, 23, …..What number should come next?
a.22      b. 24     c. 25     d. 26
2. Look at this series: 664, 332, 340, 170, …., 89. What number should fill the blank?
a.85      b. 97     c. 109   d. 178
3. What number should fill the blank? 72, 76, 73, 77, 74, ….., 75
a.70      b. 71     c. 75     d. 78
4. Find out the wrong number in the given sequence of numbers. 56, 72, 90, 110, 132, 150
a.72      b. 110   c. 132   d. 150
5. Insert the missing number. 5, 10, 13, 26, 29, 58, 61, (….)
a.122    b. 64    c. 125   d. 128
6. Look at this series: 3, 4, 7, 8, 11, 12, ….. What number should come next?
a.7        b. 10     c. 14     d. 15
7. Find the odd one out. 6, 9, 15, 21, 24, 28, 30
a.28      b. 21     c. 24     d. 30
8. Look at this series: 544, 509, 474, 439, .…. What number should come next?
a.404    b. 414    c. 420   d. 445
9. Look at this series: 14, 28, 20, 40, 32, 64, ….. What number should come next?
a.52      b. 56     c. 96    d. 128
10. Look at this series: 2, 1, ½, ¼, ….. What should come next?
a.1/3     b. 1/8    c. 2/8   d. 1/16