Ahotel charges an intial check-in fee of 30$, plus 40$ for each day the room is booked. how many days must the room be booked for the average cost per day fall to $45?

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?