Logical Reasoning - Number Series - Discussion
Discussion Forum : Number Series - Type 2 (Q.No. 2)
Directions to Solve
Look carefully for the pattern, and then choose which pair of numbers comes next.
2.
8 11 21 15 18 21 22
Answer: Option
Explanation:
This is an alternating addition series, with a random number, 21, interpolated as every third number. The addition series alternates between adding 3 and adding 4. The number 21 appears after each number arrived at by adding 3.
Discussion:
66 comments Page 5 of 7.
G.priyanga said:
1 decade ago
I did not get this answer. Please explain it clearly.
Subhash said:
9 years ago
@ Sundar
Thank you, your explanation is very good.
Thank you, your explanation is very good.
Pradip Paul said:
8 years ago
8+3=1121.
15+3=1821.
22+3=2521.
Ans is 2521 (B).
15+3=1821.
22+3=2521.
Ans is 2521 (B).
Ashok Bijoy said:
1 decade ago
8(+3) = 11, 21.
15(+3 = 18, 21.
22(+3) = 25, 21.
15(+3 = 18, 21.
22(+3) = 25, 21.
Kapil kapoor said:
9 years ago
@Sundar,
Thanks for the wonderful explanation.
Thanks for the wonderful explanation.
Anshu said:
5 years ago
@Sundar and @Navjot.
Good explanation, Thanks.
Good explanation, Thanks.
(1)
G.N.lakshmi said:
10 years ago
8+3 = 11.
15+3 = 18.
22+3 = 25.
21 is median.
15+3 = 18.
22+3 = 25.
21 is median.
Maranna T said:
8 years ago
Thanks for all the given explanation friends.
Aakriti said:
3 years ago
It's so confusing. Anyone, help me to get it.
(7)
Prathyusha said:
1 decade ago
11-8=3
15-18=3
22-25=3
so 25 21 is answer
15-18=3
22-25=3
so 25 21 is answer
(1)
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