Find the unit rate. Round to the nearest hundredth, if necessary.

$290 for 13 ft2

This is different from the first one can someone me

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

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.