In a hospital ward, there are 15 nurses and 3 doctors. 9 of the nurses and 1 of the doctors are female. if a person is randomly selected from this group, what is the probability that the person is male or a doctor?

The jurassic zoo charges $14 for each adult admission and $5 for each child. the total bill for 77 people from a school trip was $565. how many adults and how many children went to the zoo? i

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.

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined