Which of the following does NOT show an identity property? Group of answer choices

3 − 0 = 3

5 ÷ 1 = 5

4 × 1 = 4

2 + 1 = 3

Janet is rolling a number cube with the numbers one through six she record the numbers after each row if she rolls of keep 48 times how many times should she expect to roll a 4

With both problems. a.s.a.p directions on photo ^

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.