সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
Which number should come next in the series: 1,3,6,10,15?
Which number should come next in the series: 1,3,6,10,15?
- ক. 18
- খ. 20
- গ. 21
- ঘ. 25
সঠিক উত্তরঃ 21
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- Which items does not match with the others?
- B was one of the ladies, who was the other lady?
- What was the value of x? 1. -(x + y) = x - y 2. x + y = 2
- What was the percentage of difective items produced at a factory? (1) The total number of difective items produced was 1234 (2) The ratio of defective items to nondefective items was 32 to 5678.
- Which number will come next in the series? 5,25,10,100, .....?
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