3. A business man has to visit five cities A, B, C, D and E. The distance (in hundred miles) between the five cities is as follows: ABCDE A*76 84 B 7 8 5 6 C 68* 9 7 D 8 5 9 * 8 E46 7 8* If the businessman starts from city A and has to come back to his starting point, which route should he select so that the total distance travelled is minimum.

Select from following given options :

Find the following: (A U B) n C   A={4,5,6}, B={4,6,8} and  C={6,7,8,9,10}

Match these values of r with the accompanying scatterplots: 0.402, 0.736, -0.736, -1, and 1. Click the icon to view the scatterplots. Match the values of r to the scatterplots. Scatterplot 1, r= Scatterplot 2, r= Scatterplot 3, r= Scatterplot 4, r = Scatterplot 5, r = V ▼ Scatterplots 15- 14- 13- 12- 11- 10+ 0 8- 6- 4. 2- 0- 0 4 Scatterplot 1 . • 0.2 0.4 0.6 0.8 1 x Scatterplot 4 0.2 0.4 0.6 0.8 x • 1 Q Q Q ✔ 8 6- > 4- 2 ▬▬▬▬▬▬▬▬▬▬o 0- 0 0.2 0.4 0.6 0.8 -14 Scatterplot 2 0 • X Scatterplot 5 1 0.2 0.4 0.6 0.8 1 C Q Q ✔ Q Q > 8- 6- 4- 2 0- 0 0 · Scatterp T 0.2 0.4 0.6 X ▶ X

Mrs. Nash is coordinating transportation for a school field trip. She needs to determine b, the number of buses needed to carry 200 students, if no bus may carry more than 46 students

NYC police department plans to interview 20 applicants for possible employment. The police department has three positions open. How many groups of three can the police department select?  Select one: a. 1000 b. 720 c. 120 d. 1140