the price of 3 pencil and 4 pens is 26 rupees. and for 6 pencil and 3 pen it is27 rupees. what is the price of each?
Answers
Answer:
5............pen
2 pencil
Given : The price of 3 pencils and 4 pens is 26 rupees. and
for 6 pencils and 3 pens it is 27 rupees.
To Find : the price of each Pencil and pen
Solution:
Price of one pencil = x Rs
Price of one pen = y Rs
price of 3 pencils and 4 pens is 26 rupees.
=> 3x + 4y = 26 Eq1
6 pencils and 3 pens is 27 rupees
=> 6x + 3y = 27 Eq2
2 * Eq1 - Eq2
=> 5y = 25
=> y = 5
3x + 4y = 26
=> 3x + 4(5) = 26
=> 3x = 6
=> x = 2
Price of one pencil =2 Rs
Price of one pen = 5 Rs
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