The price of 10 chairs is equal to that of 4 tables. The price of 15 chairs and 2 tables together is rs. 4000. The total price of 12 chairs and 3 tables is ?
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Answered by
2
Answer:
Step-by-step explanation:
Let the cost of a chair and that of table be
Rs.x and Rs.y respectively. Then,10x=4yory=52x
∴15x+2y=4000⇒15x+2×52x=4000⇒20x=4000
∴x=200So,y=52×200=
500 hence,the cost of 12 chairs and 3 tables
12x+3y=Rs.(2400+1500)
=Rs.3900
hope it helps you
Answered by
1
Answer:
Let the cost of a chair and that of table be Rs.x and Rs.y respectively. Then,10x=4yory=52x ∴15x+2y=4000 ⇒15x+2×52x=4000⇒20x=4000
∴x=200So,y=52×200=500
Hence,thecostof12chairsand3tables=12x+3y=Rs.(2400+1500)=Rs.3900
Step-by-step explanation:
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