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1. 5 chairs and 4 tables together cost * 5600, while 4 chairs and 3 tables
together cost *4340. Find the cost of a chair and that of a table.
cost 1770, while 17 spoons and
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the answer will you get by dividing the cost of chair by chair
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HEY MATE,HERE'S YOUR ANSWER:
Let the cost of a chair be Rs.x and that of a table be Rs.y, then 5x + 4y = 5600 ……..(i) 4x + 3y = 4340 ……..(ii) Multiplying (i) by 3 and (ii) by 4, we get 15x – 16x = 16800 – 17360 ⇒ -x = -560 ⇒ x = 560 Substituting x = 560 in (i), we have 5 × 560 + 4y = 5600 ⇒ 4y = 5600 – 2800 ⇒ y = 2800/4 = 700 Hence, the cost of a chair and that a table are respectively Rs.560 and Rs.700.
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