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BG Mawla drove for h hours at a constant rate of r miles per hour. How many miles did he during the final 20 minutes for his drive?

A. 20r

B. 3r

C. 3rh

D. r/3

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সঠিক উত্তরঃ D. r/3

Explanation:

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BG Mawla drove for h hours at a constant rate of r miles per hour. How many miles did he during the final 20 minutes for his drive?