Question

5npens and 6 pencils together cost RS 9 and 3 pens and 2 pencils cost RS 5 .find the cost of 1 pen and 1 pencil.​

Answer 1

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Answer 2

Step-by-step explanation:

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cost of one pencil =y

5pens and 6pencils cost RS .9

=5x+6y=9.........(1)

=5x=9-6y

x= (9-6y)/5

3 pens and 2 pencils cost rs 5

3x+2y= 5

3() + 2y =5

x=(9-6y)/5

3 pens and 2 pencils cost rs 5

3x+2y =5

x=

cost of one pen =Rs.1.5

cost of one pencil =Rs.0.25

so cost of one pen and one pencil = 1.5+0.25 =1.75