Jorge bowled 5 games.
He scored 131, 110, 128,
105, and 120. What is the
mean of Jorge's scores? (Please help me )

Solve the inequality. write the inequality in interval notation. 9(t-2)> 3(t-7)

What is the prime factorization of 230

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.