Let a1, a2….a30 be an A.P\(S = \mathop \sum \limits_{i = 1}^{30} {a_i}{\rm{\;and\;}}T = \mathop \sum \limits_{i = 1}^{15} {a_{\left( {2i - 1} \right)}}\)If a5 = 27 and S – 2T = 75. Then a10 is equal to:

Let a1, a2….a30 be an A.P\(S = \mathop \sum \limits_{i = 1}^{30} {a_

1.	Let a1, a2….a30 be an A.P\(S = \mathop \sum \limits_{i = 1}^{30} {a_i}{\rm{\;and\;}}T = \mathop \sum \limits_{i = 1}^{15} {a_{\left( {2i - 1} \right)}}\)If a5 = 27 and S – 2T = 75. Then a10 is equal to:
A.	52
B.	57
C.	47
D.	42
Answer» B. 57

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Let a1, a2….a30 be an A.P\(S = \mathop \sum \limits_{i = 1}^{30} {a_i}{\rm{\;and\;}}T = \mathop \sum \limits_{i = 1}^{15} {a_{\left( {2i - 1} \right)}}\)If a5 = 27 and S – 2T = 75. Then a10 is equal to:
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Let a1, a2….a30 be an A.P\(S = \mathop \sum \limits_{i = 1}^{30} {a_i}{\rm{\;and\;}}T = \mathop \sum \limits_{i = 1}^{15} {a_{\left( {2i - 1} \right)}}\)If a5 = 27 and S – 2T = 75. Then a10 is equal to:

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