Min-jun travels 27 miles per hour. How long does it take him to travel 21 miles. Nearest tenth

0.8 hours

Step-by-step explanation:

From the question;

Speed of Min-jun is 27 miles per hour Distance covered is 21 miles

We need to determine the time he takes to cover the distance given;

We need to know that;

Speed = Distance : time

Rearranging the formula;

time = Distance : speed

Thus;

Time = 21 miles : 27 miles per hour

= 7/9 hours

= 0.8 hours

Thus, he took 0.8 hours to cover the distance covered