A circle's radius increases at a rate of 0.05 mm/s. If the radius is 125 mm, how fast is the area of the circle changing?

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

Find the ratios of the corresponding sides