Well,you have the answer on your paper already...
The unit numbers can be 2,4,6.Suppose 2 as the unit number we can form 20 numbers the same way for 4 and 6 so totally 60 numbers.
You can group first two conjunctions and second two:

.
In first brackets you have common

and in second brackets common is 5:

.
Answer:
3 8/33
Step-by-step explanation:
Answer: i need more information 8 apples cost $4, 4???????
Step-by-step explanation: