Question
If A + B = 2C and C + D = 2A, then
A. A + D = B + C
B. A + C = 2B
C. A + C = B + D
D. A + C = 2D
Answer: C
Solution:
Given,
A + B = 2C —-(i)
C + D = 2A—-(ii)
Adding (i) and (ii) we get :
=> A + B + C + D = 2C + 2A
=> B + D = A + C
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