Lando is currently working with Shipt as she finishes her degree, and she suddenly realizes that shes improving her skills as a surrogate shopper on an 95% cumulative average time learning curve. Suppose it initially takes Karla 2 hours to complete a shopping trip. What is the TOTAL amount of time it takes to complete:

2 trips________

3 trips ________

4 trips__________

respectively, for Lando? (Round to the nearest one-hundredth, e.g., "1.75")