Alice has two flying disks. One is 12 cm in diameter and the other is 24 cm in diameter. Leaving the answer in terms of ℼ (do not need to multiply by 3.14, just leave your answer including ℼ), what is the difference in square centimeters between the areas of the two flying disks?

Asap the total attendance for all of a baseball league in 2012 was about 7.5×107 fans, while the attendance for the tornadoes in 2012 was about 1.5×106 fans. about how many times more was the attendance for the entire baseball league than the attendance for just the tornadoes? 50 times more 10 times more 2 times more 5 times more

Can some one me with these questions

Bernice paid $162 in interest on a loan of $1800 borrowed at 6%. how long did it take her to pay the loan off?