Hey there!
To find out how many hot dogs Jim should make, multiply 2/5 x 10 . . .
10 = 10/1 (since it is a whole number)
2/5 = 2/5
2 x 10 = 20
5 x 1 = 5
= 20/5
Simplify 25/5 into a mixed number fraction . . .
20/5 = 4 <-----------
Jim should make 4 hot dogs.
Hope this helps you.
Have a great day!