Question

15.5 litres of oil cost rs 1240 how much will 20.25 litres of oil cost?

Answer 1

cost of 15.5 litres of oil = rs 1240

cost of 1 litre = 1240/15.5
cost of 20.25 litre =
$1240 \div 15.5 \times 20.25$
= rs 1620

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Answer 2

→Cost of 15.5 litre of oil=₹1240

→Cost of one litre oil= ₹1240/15.5

→Cost of 20.25 litre oil= ₹1240/15.5×20.25
= ₹1620

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