Type : MCQ
Intructions :
Directions: This data sufficiency problem consists of a question and two statements, labeled (1) and (2), in which certain data are given. Using your knowledge of mathematics and everyday facts (such as the number of days in July or the meaning of the word counterclockwise), decide whether the data given in the statements are sufficient for answering the question.
In the figure above, segments PR and QR are each parallel to one of the rectangular coordinate axes. Is the ratio of the length of QR to the length of PR equal to 1?
(1) c = 3 and d = 4.
(2) a = -2 and b = -1.