a rectangular room measures 15 ft. by 20 ft. The ceiling is 9 feet high. What is total areabof the four walls ?

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.

Which one is true about the hexagons ?

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.