Question

What is the quotient of 8 divided by 2/5 in a whole number

Answer 1

(8/1)/(2/5)
(8/1)x(5/2) because of the reciprocal
2 and 8 go into each other  
4x5=20

Answer 2

To do 8 divided by two, you have use the keep change change rule, so it becomes:
8/1 times 5/2, and you just multiply out and you get:
40/2 which simplifies to
20