Which problem situation can be represented by the algebraic model y = 120 - 3x? Olivia is preparing goody bags for 3
kindergarten classes. She has 120 little
toys to put in the bags. What is y, the
number of bags she fills, if she put x toys in
each bag?
Thomas is cutting 3-inch pieces off a 120-
inch long rod. What is the length of the rod,
y, after he has cut off x pieces?
Hilary has 120 pictures to put in her photo
album. What is y, the number of pages she
will fill, if she puts 3 pictures on each
page?
Robbie received $120 for his birthday. He
wants to purchase music downloads for his
MP3 player. What is y, the amount he will
spend if each download is x dollars plus a
one time service fee of $3.00?
My

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.

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number

Aflower has 26 chromosomes. to create a new flower, how many chromosomes would a sperm cell have? what is this process called? part 2: within a flower cell that has 26 chromosomes, how many chromosomes would a cell that is created within the stem of a flower as it grows, have? what is this process called?