Answer:
y = 9
Step-by-step explanation:
Exponent Rule:
xⁿ/x³ = x⁶
xⁿ⁻³=x⁶
n = 9
A hippopotamus can run at the speed of about 24.9 miles per hour. At this rate, how far can the hippo run in 30 minutes? Use the
2 answers:
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Answer:
Average cost per litre of diesel = rs 8.00
Step-by-step explanation:
Amount spent on diesel each year = rs 4000
Price of a litre of diesel in the first year = rs 7.50
Price of a litre of diesel in the second year = rs 8.00
Price of a litre of diesel in the third year = rs 8.50
Average cost per litre of diesel =
where n is the number of years.
Average cost per litre of diesel =
=
= 8
Average cost per litre of diesel is rs 8.00
So that he buys an average of 500 (i.e ) litres every year.