-10 because its a negative and that's the opposite of the greatest itreger
Well you never sent a picture but the most logical answer is 80 cm
this is the answer y=−1/2x+45/2
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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