The numbers in the following question are written according to a certain pattern row-wise or column-wise. Identify the pattern and find the missing number accordingly :
6 11 25 8 6 16 12 5 ?
निम्नलिखित प्रश्न में संख्याएँ किसी निश्चित पैटर्न पर पंक्तिवार अथवा स्तम्भवार लिखी हुई हैं। उस पैटर्न को पहचानिए और छूटी हुई संख्या (प्रश्नवाचक चिह्न) ज्ञात कीजिए :
6 11 25 8 6 16 12 5 ?
Pick an option to check yourself, or open the answer below.
Show answer & explanation
Correct answer: B. 16
Explanation
Third number = 2 × second + first ÷ 2: 2 × 11 + 6 ÷ 2 = 25, 2 × 6 + 8 ÷ 2 = 16, so 2 × 5 + 12 ÷ 2 = 16.
तीसरी संख्या = 2 × दूसरी + पहली ÷ 2: 2×11 + 3 = 25, 2×6 + 4 = 16, अतः 2×5 + 6 = 16।
More Reasoning & Mental Ability questions
- Earth is related to Axis in the same way as wheel is related to :
- Anil introduces Prashant, "He is the husband of the grand daughter of the father of my father". How is Prashant related to Anil ?
- Four groups of letters are given below, three of them are alike in certain way while one is different, choose the odd one :
- Find the next term in the following letter series : LXF, MTJ, NPN, OLR, ……..
- In a certain code '786' means 'Study very hard', '958' means 'Hard work pays', '645' means 'Study and work', which is the code for 'very' ?
- If A is 40 meter South-West of B, C is 40 meter South-East of B, then C is in which direction of A ?