Question

which is a better buy 12 kg potatoes for rupees 132 or 16 kg potatoes for 1687

Answer 1

12 kg =132Rs
1kg=132÷12
=11RS per kg
now
16 kg=1687
1kg=1687÷16
=105.4375rs


so watching the profit
1kg =11rs and 12 kg = 132 rs buys benefitly


hope it helps you

Answer 2

let in first condition,
price for 1kg potato be x

therefore 12/132 = 1/x

12x = 132 . x = 132/12 = 11
means 1 kg potato for ₹11

now,

from second condition,

let price for 1 kg potato be y

therefore 16/1687 = 1/y

16y = 1687 . y = 1687/16 = 105.43
means 1 kg potato is for ₹105 & 43 paise.

so 12 kg potatoes for 132 is better buy.






I hope my answer helps you.

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