What number belongs in the space next to 10? look at pic. a)19 b)18 c)17 d)16 e)15

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

Which is f(5) for the function –2x2 + 2x - 3?