In studying the effects of hunger on competition, a researcher has subjects skip one, two, or three meals and then play a competitive game. She notes the number of points scored by the subjects in the three hunger groups. In this example, the DEPENDENT variable is:

Explain how you can use the associative property to evaluate (7x50)x4.

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.