1, 2, 6, 21, 88, __?
Answers were Sorted based on User's Feedback
Answer / kaarthik
1
2=(1+1)1
6=(2+1)2
21=(6+1)3
88=(21+1)4
So 445=(88+1)5
& 2676=(445+1)6
Simple logic :-)
| Is This Answer Correct ? | 166 Yes | 12 No |
Answer / ummid salma
(x*i+i)
1*1+1=2,
2*2+2=6,
6*3+3=21,
21*4+4=88,
88*5+5=445,
445*6+6=2676.
1,2,6,21,88,445,2676.
| Is This Answer Correct ? | 99 Yes | 7 No |
Answer / arupananda
ans 445
(1+1)=2*1=2
(1+2)=3*2=6
(1+6)=7*3=21
(1+21)=22*4=88
(1+88)=89*5=445
| Is This Answer Correct ? | 35 Yes | 5 No |
Answer / kavitha s
Column Logic Answer
1 1 1
2 =(1*2)-(1-1) 2
3 =(2*3)-(2-2) 6
4 =(6*4)-(6-3) 21
5 =(21*5)-(21-4) 88
6 =(88*6)-(88-5) 445
| Is This Answer Correct ? | 33 Yes | 8 No |
Answer / somnath chougole
2×2=4+2=6
6×3=18+4=21
21×4=84+4=88
88×5=440+5=445
445×6=2670+6=2676
| Is This Answer Correct ? | 6 Yes | 2 No |
Respected sir/madam, My self R SANKAR. I am final year BE civil engineering student (2014-2018). i have shortlisted for isro exam 2018.last university exam (7th sem) result was declared i have scored 6.98CGPA. but they not provide last result mark sheet still now 1. What are the documents bring to isro exam venue? 2. either bring bonafide certificate from college instead of mark sheets?
i have M.TECH interview on RF AND MICROWAVE ENGINEERING IN IIT (KHARAGPUR/ROORKEE).KINDELY TELL WHAT SUBJECTS SHOULD I READ AND WHAT ARE THE INTERVIEW QUESTIONS.
ben finishes his work in 8 days. frank works 3 times faster than ben.james works 5 times faster than ben.How many days will it take for them to finish the job together?
how to works epbx? how to configuration the epbx?
You drive A car is KA17 M8719.it leaves at10.26 am from hyderbad to banglore which is 264 km away at a speed 85km/hr &reaches at 4.14.Now tell me What is the date of birthday of driver?
Hi friends. I am priyanka, applied for management trainee posts in vsp. If any body knows, the exam pattern pls post the answer. Thank U
1 Answers Punjab National Bank,
types of highways
why dogs are favourite pets?
what reason to change compnay ?
Find a five digit number subject to following conditions 1.It contains 2 prime no digits 2.3rd digit is the lagest. 3.1st digit = (3 rd digit - 1). 4.Sum of 4th digit and 5th digit is less than 1st digit. 5.Value of the 5th digit lies between the value of 1st digit and 2nd digit, 5th digit is one half of the 4th digit.
please i need nautical science past question and answer
what is density of flyash?