Joy's Tea Shop has caffeinated tea and decaffeinated tea. During the lunchtime rush, the tea shop served 60 teas in all, 30% of which were caffeinated. How many caffeinated teas did the tea shop serve?

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.