The system when solved is.

If a fair 6 sided cube is rolled 60 times, theoretically how many times should you expect to roll a 4 or a 5?

Which pair of numbers is relatively prime? a. 105 and 128 b. 130 and 273 c. 205 and 350 d. 273 and 333

The collection of beautiful oil paintings currently on display at an art gallery well defined; set not well defined; not a set