Question

2) अंकगणितीय श्रेढीसाठी a = 3.5 d= 00% 101 आहेत तर ,ची किंमत काढा.



ans:​

Answer 1

Answer:-

Let the number of chairs she purchased be n.

Cost of 1 chair =Rs.250

Cost of 1 teble =Rs.400

Now according to the question-

250×x+400×2=2800

250x+800=2800

⇒250x=2800−800

⇒x=

250

2000

=8

Hence the no. of chairs she purchased is 8.

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