Loretta has 2 pairs of black pants, 3 pairs of blue pants, and 1 pair of tan pants. she also has 4 white and 2 red shirts. if loretta chooses a pair of pants and a shirt at random, what is the probability that she will choose a pair of black pants and a white shirt?

For a read-a-thon, jay and odhràn each started reading a book at the same time and continued reading for several hours. jay's book had 278 pages, and he read 55 pages per hour. odhràn's book had 238 pages, and he read 45 pages per hour. after how many hours did they have the same number of pages left, and how many pages were left?

Plzzz plzz maths ! quadratic sequences =an^2+bn 1) 1,6,15,28,45 2)5,18,39,68,105 3) 1,8,21,40,65 4) 7,24,51,88,135 5) -1,2,9,20,35

2.5 milligrams is equivalent to how many grams