Lee buys 5 dvd's for $60. at this rate, how much woukd he bay for 3 dvds?

a: $10. b $30

c: 36. d: $58

After applying the composition r0.90 ry to rs what are the coordinates of r' and s'? a. r'(–3, 1),  s'(–3, 5)b. r'(–1, 3),  s'(–5, 3)c. r'(1, 3),  s'(5, 3)d. r'(5, 3),  s'(1, 3)

What are the relative frequencies to the nearest hundredth of the columns of the two-way table?

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?