Mr. landis drove from pennsylvania to georgia to visit relatives. the trip took 13 hour. mr. landis drove at an. average speed of 55 miles per hour. how many miles was the trip? i need both answers

Barbara's piano instructors house is 7 1/8 miles from her house. after biking for 1 3/4 miles she stops to rest how much longer does she need to bike to reach her instructor's house

Can someone explain to me how to do

Currently, the largest cruise ship has a tonnage of 225,282 gross tons (gt). which of the following is a reasonable estimate for the tonnage of this cruise ship? a. 2 × 10^5 gt b. 2 × 10^6 gt c. 2 × 10^-5 gt d. 2 × 10^-6 gt