Find out the wrong number. 1, 2, 6, 21, 84, 445, 2676
In each of the following questions, one number is wrong in the series. Find out the wrong number.
1, 2, 6, 21, 84, 445, 2676
A2
B6
C21
D84
In each of the following questions, one number is wrong in the series. Find out the wrong number.
1, 2, 6, 21, 84, 445, 2676
Nithin K ? Mar 13 '2018 at 20:57
Answer is : 84
Explanation:
Pattern of the Given series is
\(1 \times 1 +1 = 2\)
\(2\times2 +2 = 6\)
\(6\times3 +3 = 21 \)
\(21 \times4 +4 = 88\)
\(88 \times5 +5 = 445\)
\(445 \times6 + 6= 2676\)Therefore, 84 should be replaced by 88.
In each of the following questions, one number is wrong in the series. Find out the wrong number.
864, 420, 200, 96, 40, 16, 6
Nithin K ? Mar 13 '2018 at 20:44
Answer is : 96
Explanation:
Here 6 X 2=12+4=16
and 16X2=32+8=40
then 40X2=80+12=92
so 96 is wrong in the given series
The son of M is the father of N and grand - father (Mother's father) of R. S is the daughter of N and sister of B. On the basis of this information, how is M related to B?
Pointing to a boy, Aruna said to Pushpa, "The mother of his father is the wife of your grand - father (Mother's father)". How is Pushpa related to that boy?
Nithin K ? Mar 12 '2018 at 20:32
Answer is : Cousin
Explanation:
It is very clear from the information that Pushpa is cousin sister of that boy.
Choose the word which is least like the other words in the group.