It takes a hose 3 minutes to fill a rectangular aquarium 8 inches long, 12 inches wide, and 14 inches tall. How long will it take the same hose to fill an aquarium measuring 21 inches by 23 inches by 27 inches? how many mintues ?

How many books that are 18cm by 16cm by 4cm in size will fill a container that is 2.6 meters by 1.9 meters by 3.0 meters?

Ms. Carter's class has 20 students who are working on a project. Each student needs 2 3/4 inches of string to use for the project. How many inches of string are needed for the entire class?

An auditorium is 45 meters wide and 60 meters long. The building code requires 1.5 square meters for each person occupying the auditorium. What is the searing capacity of the auditorium?

Nik needs to estimate how many books will fit in a bin. Each book is 1 ft tall, 0.5 ft wide, and 0.1 ft thick. The bin is 5 feet wide, 2 feet tall, and 3 feet deep. Based on volume only, about how many books will fit in the bin? 6 66 60 600

How many books that are 8 inches by 6 inches by 1.5 inches in size will fill a container that is 6 feet by 8 feet by 20 feet?

Estimate the number of gallons of paint needed to cover all four walls in a room that is 12 ft wide by 18 ft long by 8 ft high. The wet paint thickness is 0.004 in for each coat. Two coats are required. There is one doorway 36 in x 84 in and two windows each 2 ft 6 in x 4 ft 6 in. Report your answer in gallons.