A) 5 : 6
B) 5 : 7
C) 7 : 5
D) 6 : 5
Correct Answer: B
Solution :
The pattern of the sequence is \[1+2=3\] \[3+3=6\] \[6+4=10\] \[15+6=21\] \[\therefore \] Required ratio \[=15:21=5:7\]You need to login to perform this action.
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