What number comes next in the series 9, 18, 27, 36, 45, ...?
Answer and explanation
Correct answer: D. 54
- Step 1: The difference between terms is always 9, so the next term is 45 + 9 = 54.
Answer
54.
Why not the others: 63, 53 and 56 don't fit.
Practise more Series, ordering and arithmetic reasoning.
Free questions with an explanation for every one, and full timed Examen Admisión UNMSM (Peru) mock tests.
More Series, ordering and arithmetic reasoning questions
- What number comes next in the series 2, 6, 18, 54, 162, ...?
- What number comes next in the series 8, 10, 14, 20, 28, ...?
- What number comes next in the series 8, 39, 11, 36, 14, 33, ...?
- What number comes next in the series 26, 37, 50, 65, 82, ...?
- What number comes next in the series 2, 7, 9, 16, 25, 41, ...?
- Ana is 12 years old and her mother is 3 times as old as she is. How old will her mother be in 6 years?