Question

(B)
(C)
07. Cost of 2 tables and 3 chairs is 2500. Cost of 3 tables and 2 chairs is 3000. Cost of
one table and one chair will be
A) 1100
O(B) R 1200
(C) 1500
O (D) 1000​

Answer 1

Answer:

t=table

c=chair

3t+2c=3000

2t+3c=2500

2(3t+2c=3000)

3(2t+3c=2500)

then

6t+4c=6000

6t+9c=7500

(-)6t+9c=7500

6t+4c=6000

__________

0+5c=1500

1500/5=c

c=300

then 2t+3×300=2500

2500-900=1600=2t

1600/2=t

t=800

t+c=1100

(option:A)

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