18:24 in simplest form

In a box lenght 1m breadth 60 cm and height 40 cm small rectangular packets of dimension 5 cm into 8 cm into 10 cm are packed. how many such small packets can be packed in the big box?

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

Maria walks a round trip of 0.75 mile to school every day. how many miles will she walk in 4.5 days