Answer:
Step-by-step explanation:
The two rules are :-
15 - 10(n - 1)
25 - 10n
The average speed of his trip is = 12 mile/ hour
The total distance covered by the driver = 240 miles
The rate at which he traveled = 12 miles per hour
Therefore, the time he used to cover his distance
= 240/12
= 20 hrs
But average speed = distance/ time
= 240/ 20
= 12 miles/ hour
Therefore, the average speed of his trip is = 12 mile/ hour
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brainly.com/question/11753352
Answer:
X = 0 , y=2
Step-by-step explanation:
Check attachment
Answer:
40%
Step-by-step explanation:
6/15=favorable amount/total amount
6/15=2/5
2/5*20
Answer:
exponent i think.
Step-by-step explanation:
