Math DS 7.4.3.2
10. Nadia is randomly assigned an apartment in an apartment complex that is five rows of apartments wide and five rows of apartments long. What is the probability that Nadia will receive an apartment on one of the four corners of the complex?
A. 2/5
B. 4/5
C. 2/7
D. 4/25
11. Larry is doing an experiment. He has a bag with five black marbles, five red marbles, and five blue marbles. Each trial, he picks a colored marble from the bag and then puts it back into the bag. What is the probability that he will pick a black or red marble each trial?
A. 1/3
B. 2/15
C. 2/5
D. 2/3
12. Some seventh-grade students were surveyed to find out what their favorite color car was. The colors and the numbers of students that chose them are recorded in the following table. Based on the data in the table above, what is the probability that a seventh-grade student selected at random will choose blue as their favorite car color?
A. 8%
B. 10%
C. 12%
D. 88%
{"name":"Math DS 7.4.3.2", "url":"https://www.quiz-maker.com/QPREVIEW","txt":"10. Nadia is randomly assigned an apartment in an apartment complex that is five rows of apartments wide and five rows of apartments long. What is the probability that Nadia will receive an apartment on one of the four corners of the complex?, 11. Larry is doing an experiment. He has a bag with five black marbles, five red marbles, and five blue marbles. Each trial, he picks a colored marble from the bag and then puts it back into the bag. What is the probability that he will pick a black or red marble each trial?, 12. Some seventh-grade students were surveyed to find out what their favorite color car was. The colors and the numbers of students that chose them are recorded in the following table. Based on the data in the table above, what is the probability that a seventh-grade student selected at random will choose blue as their favorite car color?","img":"https://cdn.poll-maker.com/18-736558/g7-data-and-statistics-test-12-transparent.png?sz=1200-00000000001000005978"}