Which one of the 5W + H questions does the following statistic answer?

The world's fastest roller coaster reaches a speed of almost 150 miles per hour, requiring thrill-seekers to wear goggles when they ride!

who

when

where

how

1 answer

The statistic answers the "how" question, as it describes the speed of the roller coaster and the requirement for thrill-seekers to wear goggles due to that speed.