Is the square root of 5. rational or irrational?

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.

According to the data set, where should the upper quartile line of the box plot be placed?

Me. i can't figure out this question. give an explanation too. .