A grocer has 400 pounds of coffee in stock, 20 percent of which is decaffeinated. If the grocer buys another 100 pounds of coffee of which 60 percent is decaffeinated, what percent, by weight, of the grocer’s stock of coffee is decaffeinated? | For more material and information please visit Tai Lieu Du Hoc at Math Section Q1 A grocer has 400 pounds of coffee in stock 20 percent of which is decaffeinated. If the grocer buys another 100 pounds of coffee of which 60 percent is decaffeinated what percent by weight of the grocer s stock of coffee is decaffeinated A. 28 B. 30 C. 32 D. 34 E 40 Answer Q2 If 2 different representatives are to be selected at random from a group of 10 employees and if p is the probability that both representatives selected will be women is p 1 More than of the 10 employees are women. 2 The probability that both representatives selected will be men is less than . A. Statement 1 ALONE is sufficient but statement 2 alone is not sufficient. B. Statement 2 ALONE is sufficient but statement 1 alone is not sufficient. C. BOTH statements TOGETHER are sufficient but NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements 1 and 2 TOGETHER are NOT sufficient. Answer Q3 If the population of a certain country is 120 256 000 and its land area is 2 998 000 square kilometers then the population per square kilometer is closest to which of the following A. B. C. D. 4 6 20 40 E. 60 Answer Q4 15 109 _ 103 A. 30 105 B. 3 10 6 C. 305 D. 30 106 E 3 1012 Answer Q5 If vmt 0 is v2m3t 4 0 1 m v2 2 m t 4 A. Statement 1 ALONE is sufficient but statement 2 alone is not sufficient. B. Statement 2 ALONE is sufficient but statement 1 alone is not sufficient. C. BOTH statements TOGETHER are sufficient but NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements 1 and 2 TOGETHER are NOT sufficient. Answer Q6 In the figure shown line segment AD is parallel to line segment BC. What is the value of x 1 y 50 2 z 40 A. Statement 1 ALONE is sufficient but statement 2 alone is not sufficient. B. Statement 2 ALONE is sufficient but statement 1 alone is not sufficient. C. BOTH statements TOGETHER are sufficient but NEITHER .
