Flip two coins 200 times how many times will coins match

Aline on the wall and a line on the floor are skew. always, sometimes, or never?

Find x to the nearest hundredth place

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.