Remaining Time: 1 hour, 54 minutes, 27 seconds. Question Completion Status: O 2, 7, 27, 107 QUESTION 18 Martin has 4 pairs of black socks, 5 pair of white socks and 3 pairs of gray socks. How many socks does she need to select in the dard to ensure that he has a pair of matching colors? How many socks does she need to select in the dard to ensure that he has a pair of black socks? Select 4 for matching colors and 16 for black socks Select 4 for matching colors and 18 for black socks O Select 7 for matching colors and 18 for black socks QUESTION 19 5.1 points Find the term indicated in the expansion. (x2 + y3)8. 5th term 70x 8 12 O 70x6y7 420x 8 12 420x 6y7 QUESTION 20 Save All Are 29 0 Mostly cloudy Q Search