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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.
.............idk............
Answer:
Step-by-step explanation:To square a fraction, you first square the numerator and then the denominator. Eg:
3/5 squared is 9/25.
Same Wise, to cube a fraction. Eg:
What is 2/3 cubed? 8/27