Select the correct answer. Ralph buys an antique vase for $400 and sells the vase for $600. How does he enter the profit or loss in his account book?

A. -$200
B. +$200
C. +$400
D. +$600

anyone? find the second, fifth, and ninth terms of a sequence where the first term is 65 and the common difference is -7. 72, 93, 121 72, 79, 86 58, 37, 9 58, 51, 44

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.

An elevator travels 310 feet in 10 seconds. at that speed, how far can't his elevator travel in 12 seconds?