A) 28
B) 29
C) 31
D) 35
Correct Answer: A
Solution :
Clearly, we have \[A=B-3\] ? (i) \[D+5=E\] ? (ii) \[A+C=2E\] ? (iii) \[B+D=A+C=2E\] ? (iv) \[A+B+C+D+E=150\] ? (v) From Eqs. (iii), (iv) and (v), we get: 5E = 150 or E = 30 Putting E = 30 in Eq. (ii), we get: D = 25 Putting E = 30 and D = 25 in Eq. (iv), we get: B = 35 Putting B = 35 in Eq. (i) we get: A = 32 Putting A = 32and E = 30 in Eq. (iii) we get: C = 28You need to login to perform this action.
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