The cost of 2 chairs and 3 tables is Rs.1300. The cost of 3 chairs and 2 tables is Rs.1200. The cost of each table is more than that of each chair by?  Choose the correct choice from the following:
A) 50
B) 60
C) None of these
D) 70
E) 100
None of these   100   2None of these + 3T = 1300 --- (1)   3None of these + 3T = 1200 --- (2)   Subtracting 2nd from 1st, we get   -None of these + T = 100 =&gt; T - None of these = 100
<result>C</result>
The cost of 2 chairs and 3 tables is Rs.1300. The cost of 3 chairs and 2 tables is Rs.1200. The cost of each table is more than that of each chair by?