One seller quoted the price of 5 pens and 7 pencils as `55 and `14 respectively. Second seller quoted the price of 7 pen and 5 pencils as `78 and `10 respectively. From where should we buy?
Answers
we should buy from first seller her gives for 69 rupees and second seller gives for 88 rupees
Given:
The first seller quoted the price of 5 pens and 7 pencil as ₹ 55 1/3 and ₹ 14 2/3 respectively .
The second seller quoted the price of 7 pens and 5 pencils as ₹ 78 2/5 and 10 3/4 respectively
To find:
From where should we buy?
Solution:
Price quotes given by the first seller:
Price of 5 pens = ₹ = ₹ = ₹ 55
∴ Price of 1 pen = = ₹ 11
Price of 7 pencils = ₹ = ₹ = ₹ 14.67
∴ Price of 1 pencil = = ₹ 2.09
Price quotes given by the second seller:
Price of 7 pens = ₹ = ₹ = ₹ 78.4
∴ Price of 1 pen = = ₹ 11.2
Price of 5 pencils = ₹ = ₹ = ₹ 10.75
∴ Price of 1 pencil = = ₹ 2.15
From the above calculations we can conclude that since the price quoted by first seller for 1 pen and 1 pencil is less than that of the price quoted by the second seller
Thus, we should buy from the first seller .
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