Mandy has a store cash certificate for $10 to a store. She also has a 10% coupon for the purchase of a single item but it cannot
2 answers:
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Answer:
Step-by-step explanation:
Given,
The number of litres consumed by car in (x+20) km = 6,
So, number of litres consumed by car in 1 km = ,
Now, number of litres consumed by car in 100 km = 100 × litres consumed by car in 1 km
Hence, the rate of fuel used by his car would be litres per 100 km.