Ast when it is
B
9. a) Find the
any one of the numbers 10, 12, and 15.
b) Find the least number which leaves a remainder 4 when it is divide
one of the number 12, 16, and 24.
Find the least number with which when 5 is added, the sum it's
efed
10. a)
divisible by 12, 18, and 20.
b) Find the least number with which when 20 is added, the sum
Imb
divisible by 30, 40, and 60.

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.

Hich equation can pair with x + 2y = 5 to create an inconsistent system? 2x + 4y = 3 5x + 2y = 3 6x + 12y = 30 3x + 4y = 8