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devendra baghel

· started a discussion

· 1 Months ago

its not correct solution (Question: 132774.2 )

second term logic is not possible,

Question:
DIRECTIONS: What should come at the place of question mark?
Q1F, S2E, U6D, W15C, ?
Options:
A) Y24B
B) Y43B
C) Y31B
D) Z28B
Solution:


Knowledge Expert

· commented

· 1 Months ago

@Dharit Roy

Q1F, S2E, U6D, W21C, ?

Its combination of three series:

1st:

Q S U W ?
(Add +2 in preceding term, so W+2 =Y=?)

2nd:

1 2 6 21 ?
(1*1+1 = 2, 2*2+2 = 6, 6*3+3 =21, 21*4+4=88=?)

3rd:

F E D C ?
(subtract -1 in preceding term , so C-1 = B =?)

So, Required answer = Y88B

Dharit Roy

· commented

· 1 Months ago

cant understand the logic
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