Can someone help ASAP!!! I NEED help taking a test and don't have a lot of time.
I would really appreciate it

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

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.

How to find the exponential function y=ca^x, with points (1,2) and (2,1)