If average temperature of june,july and august is 31,and july,august september is 30. find tempearture of september if temperature of june is 29.	Choose the correct choice.
A) 26
B) 27
C) 28
D) 29
E) 30
june+july+aug=31*3= 
<gadget id="calculator">31*3</gadget>
<output>93</output>
93---(i)   july+aug+sep=30*3= 
<gadget id="calculator">30*3</gadget>
<output>90</output>
90---(ii)   subtracting (ii) from (i)   june-sep=3   there4 September=29-3= 
<gadget id="calculator">29-3</gadget>
<output>26</output>
26   26NSWER:26
<result>A</result>
If average temperature of june,july and august is 31,and july,august september is 30. find tempearture of september if temperature of june is 29.