What is the precision of your measurement of line ab

Given abcd ac=38 and ae=3x+4 find the value of x

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6

Consider an example of a deck of 52 cards: example set of 52 playing cards: 13 of each suit clubs, diamonds, hearts, and spades ace 2 3 4 5 6 7 8 9 10 jack queen king clubs diamonds hearts spades what is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.