Estimate the correlation coefficient for each of the above scatter plots?

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.

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Which one is true about the hexagons ?