Logical Reasoning - Number Series - Discussion
Discussion Forum : Number Series - Type 4 (Q.No. 1)
Directions to Solve
Find the number that fits somewhere into the middle of the series. Some of the items involve both numbers and letters
1.
Look at this series: F2, __, D8, C16, B32, ... What number should fill the blank?
Answer: Option
Explanation:
The letters decrease by 1; the numbers are multiplied by 2.
Discussion:
14 comments Page 1 of 2.
Vinod said:
1 decade ago
(from the backwards) letters are in reverse order, and numbers are divided by 2.
Sridhar pradhani said:
1 decade ago
Yes, letters are in reverse from right to left and numbers are multiplyed by 2 from left to right.
Tamil said:
1 decade ago
First number is 2 after one space then each number multiply 2, next letter are arrange backward after get answer.
Yamini said:
1 decade ago
Letters are decreasing order (from left to right) and numbers are divided by 2 (from right to left).
Rashmi said:
1 decade ago
Letter are in reverse order and numbers are divided by 2.
(2)
Sanjay said:
1 decade ago
Letters are decreasing by one place, at the same time the numbers are increasing by multiplication of 2 to previous number.
(2)
Priyanka Rout said:
1 decade ago
B, C, D, E, F.
F, E, D, C, B.
2*1 = 2.
2*2 = 4.
4*2 = 8.
8*2 = 16.
16*2 = 32.
F, E, D, C, B.
2*1 = 2.
2*2 = 4.
4*2 = 8.
8*2 = 16.
16*2 = 32.
(5)
Sushree said:
8 years ago
Thank you @Priyanka Ji.
(2)
Kanika said:
7 years ago
B, C, D, E, F.
F, E, D, C, B.
F2, E4, D8, C16, B32.
2*2 = 4,
2*4 = 8,
2*8 = 16,
2*16 = 32.
F, E, D, C, B.
F2, E4, D8, C16, B32.
2*2 = 4,
2*4 = 8,
2*8 = 16,
2*16 = 32.
(6)
Jyothi reddy said:
7 years ago
Thanks for explaining the answer.
(2)
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