<span>A flywheel rotates 450 times in 1 minute. How many degrees does it turn in 1 second? a. 39 degrees b. 2700 degrees c. 18 degrees 450 times in 60 sec 450 times of 360 deg in 60 sec 162000 deg in 60 sec 162000/60 in 1 sec 2700 deg in 1 sec choose B
The speed of a carousel is 4.3 revolutions per minute. James chooses a red horse. If the typical ride is 5 minutes, how far is his starting point is James when the ride is over? a. 90 degrees b. 0 degrees c. 180 degrees </span>4.3 revolutions per 1 minute 4.3 x 5 revolutions in 5 min 21.5 revolutions in 5 min Means: a 21 whole revolution and a half of a revolution. A half of a circle = 180 degrees. choose C
