Find the Cost Price of 10 Chairs and 10 Tables



Find the Cost Price of 10 Chairs and 10 Tables

3 tables or 8 chairs cost Rs.216. What will 10 chairs and 10 tables cost?

A) Rs.880
B) Rs.990
C) Rs.860
D) Rs.760
E) None of these

Asked by: Karthik on Oct 22, 2016.

1 Answer

Kokila said: (Sat, Oct 22, 2016 02:53:07 PM IST)

Answer: B) Rs. 990.

Solution:

3 tables = 8 chairs
1 table = 8/3 chairs

8 chair cost = Rs. 216
1 char cost = 216/8 = Rs. 27
1 table cost = 8/3(27) = Rs. 72

10 chairs + 10 tables cost = 10(27) + 10(72)
=> 270 + 720 = Rs. 990

So, cost of 10 chairs and 10 tables is Rs. 990.

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