A) (21, 30, 51)
B) (21, 35, 41)
C) (21, 51, 42)
D) (21, 91, 35)
Correct Answer: D
Solution :
In each set, \[\text{(3rd number}\times \text{2)}\] + 1st number = 2nd numberYou need to login to perform this action.
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