12 out of 15 as a decimal, percent, and fraction.

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.

Pls math have no ideamultiply and simppify. 2x^2y^3z^2 • 4xy^4x^2

597008.439431 to the nearest thousand