Brenda conducts a survey of 100 students to see how their study habits and their grades are related. she wants to see whether students who spend more time on homework have higher grades. in this situation, which is the independent variable? a) grades b) surveys c) 100 students d) time on homework eliminate

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12