Write the first three terms of the sequence rule start at 2/3and add 1/2

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?

How do i make someone brainliest? (if you answer me, i might be able to make you brainliest! )

5x−4≥12 or 12x+5≤−4 can you with this problem