Find the missing number in the series: 2, 5,__ , 19 , 37, 75
1. 10 2. 9 3. 7 4. 8
- Deepshikha
- 09 Jan
- 1016 Answers
1016 Answers
1016 Answers
-
2*2+1=5,5*2-1=9,9*2+1=19.. alternately0Modal content
-
90Modal content
-
90Modal content
-
9 will be the Answer .The logic is:
2*2+1,5*2-1,9*2+1,19*2-1,37*2+1
0Modal content
-
90Modal content
-
90Modal content
-
90Modal content
-
9 37*2+1=75 19*2-1=37 x*2+1=19 on solving x=9 9*2+1=19 5*2-1=9 2*2+1=50Modal content
-
90Modal content
-
90Modal content
-
9
0Modal content
-
90Modal content
-
90Modal content
-
90Modal content
-
after 2 terms series goes like this:
new term = (penultimate term)*2+previous term
so,9 is the answer0Modal content
-
90Modal content
-
90Modal content
-
2*2+1=5 ,5*2-1=9,9*2+1=19,19*2-1=370Modal content
View all vote's
Load More Answers
Other Related Discussions
-
What is the syllabus for written text TCS
-
about programming ability round
-
Can You Provide The Questions Which Are Asked In TCS NINJA?
-
interview tips
-
TIPS and TRICKS for TCS placment Exams TIPS and TRICKS for TCS placment Exams
-
plzz help me in preparing my cv......
-
what does it means if company says that written test will be conducted ?
-
aptitude topics for TCS Ninja??
-
What is the total duration for the exam?
-
capgemini exam format
