Next number in the given series 1,7,8,49,50,56,57,343
2026
Next number in the given series 1,7,8,49,50,56,57,343
Answer: B. 344 — Solution: The sequence is generated by taking each term x (in order) and appending x×7 and then x×7+1. From 1: 1×7 = 7, then 1×7 + 1 = 8 From 7: 7×7 = 49,…
- A.
350
- B.
344
- C.
Can't be determined
- D.
2401
Attempted by 1126 students.
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Correct answer: B
Solution: The sequence is generated by taking each term x (in order) and appending x×7 and then x×7+1.
From 1: 1×7 = 7, then 1×7 + 1 = 8
From 7: 7×7 = 49, then 49 + 1 = 50
From 8: 8×7 = 56, then 56 + 1 = 57
From 49: 49×7 = 343, then 343 + 1 = 344
Therefore the next number is 344.
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