| 62015 | What should come in place of the question mark (?) in the… | Medium | |
| 62060 | In a series of six consecutive even numbers, the sum of the… | Medium | |
| 62221 | What will come in place of the x in the following Number… | Medium | |
| 63416 | Find the missing number of the following series | Medium | |
| 63703 | Consider a sequence of numbers given by the expression 7 + (v… | Medium | |
| 63735 | What number comes next in the following series | Medium | |
| 64443 | The Royal Hawaiian Hotel decorates its Rainbow Christmas Tree with non-flashing white… | Medium | |
| 64787 | Find the next number in the series below | Medium | |
| 64795 | Find the next number in the series 1, 3 ,7 ,13 ,21… | Medium | |
| 64824 | What will come in place of the x in the following Number… | Medium | |
| 64994 | 6 25 64 81 32 | Medium | |
| 65027 | Look at this series: V, VIII, XI, __, XVII, XX, | Medium | |
| 65187 | The 5 th term and 21 st term of a series in… | Medium | |
| 65503 | Which of the following will come in place of the question mark… | Medium | |
| 65813 | In a series of consecutive odd numbers, 27 is the eighth smallest… | Medium | |
| 65924 | Series E(n) is such that i*E(i) = j*E(j) for any pair of… | Medium | |
| 66410 | A certain series is defined by the following recursive rule: Se=K(Se-1) … | Medium | |
| 66475 | Look at this series: 15, 15, 27, 27, ?, 39 What number… | Medium | |
| 67468 | If sum of the first 11 terms of arithmetic progression equals that… | Medium | |
| 67603 | Can you deduce the pattern and find the next number in the… | Medium | |
| 67715 | What will come in place of the x in the following Number… | Medium | |
| 67719 | The sum W of the arithmetic sequence a, a+d, a+2d,..., a+(n-1)d is… | Medium | |
| 68106 | Complete the below series 5,6,7,8,10,11,14, | Medium | |
| 68546 | In each series, look for the degree and direction of change between… | Medium | |
| 68623 | Victor's job requires him to complete a series of identical jobs | Medium | |
| 68648 | What will come in place of the x in the following Number… | Medium | |
| 68745 | What is the sum of first 10000 numbers in the series -1,+1,-1,+1,-1 | Medium | |
| 68754 | In each of the following questions a number series is given with… | Medium | |
| 69243 | The 323rd term of the series a, b , b, c, c… | Medium | |
| 69386 | Find the number that fits somewhere into the middle of the series | Medium | |
| 69521 | What is the sum of the following series | Medium | |
| 69720 | Find the next term in series - 25, 37, 49, 61, | Medium | |
| 69892 | A machine manufactures notebooks in a series of five colors: red, blue… | Medium | |
| 70233 | Look at this series: 2, 4, 8, 16, | Medium | |
| 70497 | problemsolvingproblemsolvingprob | Medium | |
| 70781 | Missing number in the series 4 9 20 43 90 185 376… | Medium | |
| 70807 | IF IN A AP SERIES 18TH TERM IS 29 & 29TH TERM… | Medium | |
| 70987 | Missing number in the series 4 9 20 43 90 185 376… | Medium | |
| 71575 | Find out the wrong term in the series 2, 3, 4, 4… | Medium | |
| 71599 | Missing number in the series 4 9 20 43 90 185 | Medium | |
| 71662 | Can you deduce the pattern and find the next number in the… | Medium | |
| 72432 | The Royal Hawaiian Hotel decorates its Rainbow Christmas Tree with non-flashing white… | Medium | |
| 72463 | A certain series is defined by the following recursive rule: Sb=K(Sb-1) … | Medium | |
| 73707 | Complete the series:5, 20, 24, 6, 2, 8, | Medium | |
| 74381 | If log3(2), log3(2x - 5), log3(2x - 7/2) are in arithmetic progression… | Medium | |
| 74641 | What would be the missing number in the series: 1, 20, 266… | Medium | |
| 74690 | What is the missing number in the series | Medium | |
| 75055 | What is the value of the following series 1/7 + 2/7^2 +… | Medium | |
| 75108 | In a series of six consecutive odd numbers, the third number is… | Medium | |
| 75335 | 7th number in the series | Medium | |