जॉइन Examsbookउत्तर : 4. "10"
Find the missing number?
15, 30, ? , 40, 8, 485
प्र: Find the missing number? 15, 30, ? , 40, 8, 48
- 121false
- 28false
- 319false
- 410true
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उत्तर : 4. "10"
व्याख्या :
Answer: D) 10 Explanation: Given nuber series is 15, 30, ? , 40, 8, 48 Here the number series follows a pattern that 15 15 x 2 = 30 30 ÷ 3 = 10 10 x 4 = 40 40 ÷ 5 = 8 8 x 6 = 48 Hence, the missing number in the series is 10.