What does 4/10 simplify to?

Apair of ordinary dice is rolled. what is the probability that each die will show a number higher than 4. 1. (1/36) 2. (1/12) 3. (1/6) 4. (1/4) 5. (1/3)

In angle pqr find the measure of

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*