Ethan rollerbladed a total of 623 \text{ km}623 km over dd days. he rollerbladed the same distance each day. how many kilometers did ethan rollerblade each day?

623/d

Step-by-step explanation:

km

Step-by-step explanation:

Let in one day Ethan rollerbladed x km.

And, According to the question,

In each day he rollerbaded the same distance,

Thus, in d days, he rollerbladed = d × x = dx km

But, Again according to the question,

He rollerbladed a total of 623 km over d days.

⇒ d x = 623 km

⇒ x = 623 / d  km

Thus, He rollerbladed in a day  = km

the answer to your question a or b but i am pretty sure it is b. i hope this : )

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