Divide 2 by a, double the result, then raise what you have to the 8th power

Amotorboat maintained a constant speed of 12 miles per hour relative to the water in going 45 miles upstream and then returning. the total time for the trip was 8.0 hours. use this information to find the speed of the current.

Find the value of x to the nearest tenth. a. 4.5 b. 5.4 c. 6.3 d. 7.2

The average distance in miles traveled in one hour if 660 miles can be covered in 1.5 hours