A pound of popped popcorn is popped for a class party. The popped corn is put into small popcorn boxes that each hold 120 popped kernels . There are 1,450 kernels in a pound of unpopped popcorn

Which function is increasing? o a. f(x)=(1/15)* o b. f(x)= (0.5)* o c. f(x)=(1/5)* o d. f(x) = 5*

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9

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.