下午1:20 4月20日周三 * 62% 7. A tropical storm is classified as major if it has sustained winds greater than 110 miles per hour. Based on data from the past two decades, a meteorologist estimated the...

Extracted text: 下午1:20 4月20日周三 * 62% 7. A tropical storm is classified as major if it has sustained winds greater than 110 miles per hour. Based on data from the past two decades, a meteorologist estimated the following percentages about future storms. • 20% of all tropical storms will originate in the Atlantic Ocean, of which 20% will be classified as major. 30% of all tropical storms will originate in the eastern Pacific Ocean, of which 15% will be classified as major. 50% of all tropical storms will originate in the western Pacific Ocean, of which 25% will be classified as major. Based on the meteorologist's estimates, approximately what is the probability that a future tropical storm will originate in the Pacific Ocean and be classified as major? (A) 0.045 (В) 0.125 (C) 0.170 (D) 0.400 (E) 0.960