Six tables and twelve chairs were bought for Rs.7,800. If the average price of a

Question

Six tables and twelve chairs were bought for Rs.7,800. If the average price of a table is Rs.750, then the average price of a chair would be

Options:

A . Rs.150

B . Rs.175

C . Rs.275

D . Rs.250

Answer: Option C
Answer: (c)Average cost of a chair =Rs. x, then x × 12 + 6 × 750 = 7800 ⇒ 12x = 7800 – 4500 = 3300 ⇒ x = $3300/12$ = Rs. 275

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