The boundary of a garage is being repainted by a group of 5 workers. If 115.4 m of the boundary is already painted, and each worker can paint 6 m 600 mm of the boundary every hour, what is the total length of the boundary that would have been painted after an hour?
Alina's dad has a big farm house. She goes there every weekend to have fun. There are 7562 mango trees, 8484 banana trees and 1229 guava trees that grow in the farm. What is the total number of trees in the farm?