1. A cord of length 143/2 m has been cut into 26 pieces of equal length. What is the length of each piece?
2. Petrol at a place costs 187/4 Rs/litre. What is the cost of 35 litres of petrol?
CBSE MATH RATIONAL NUMBERS GRADE 7
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1.
total length of cord = 143/2 m
number of pieces = 26
2.
cost of 1 litre petrol
= 187/4
= 46.75
cost of 35 litre petrol.
=46.75*35
=1636.28rs
total length of cord = 143/2 m
number of pieces = 26
2.
cost of 1 litre petrol
= 187/4
= 46.75
cost of 35 litre petrol.
=46.75*35
=1636.28rs
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