D because you need to make the denominators have a common multiple.
All socks together: 13
Black socks: 3
Probability to pick out black socks: 3/13
After one pick out (You picked out a pair of black socks):
Probability to pick out black socks: 2/12
Multiply them:
2/12 * 3/13 = 1/26 ≈ 0,038
Answer:
the first question id k
20. d
24. 105, 96, -20, -73, -560
last question i also dont know
Not sure but I think it's (3)
Answer:
it is 125°
Step-by-step explanation:
alternate interior angles are equal
