1.

Q: While purchasing one item costing Rs.400, one has to pay sales tax at 7 % and on another costing Rs. 6400, the sales tax was 9%. The percentage of sales tax one has to pay, taking these items together on an average is:

A. $$8{1\over 2}$$
B. $$8{11\over 17}$$
C. $$8{13\over 17}$$
D. $$8{15\over 17}$$
Answer» E.


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