In a hospital wing there are 12 doctors. There are 20 more nurses than doctors. What proportion of the staff are nurses? Write your answer as a fraction in its simplest form.

For this one can you also tell me if my answer to question one is right! Bobby is a student in Mrs. Hudson's class. Assuming you know nothing else about Bobby, what is the probability that Bobby's birthday will fall on a Tuesday in any given year? 1.

What is the solution to the equation? 3X - 1 = 8

How much is a 15-percent down payment on a purchase price of $205,000?

Which formula uses the correct syntax? = countifs (expenses,>700) = countif (expenses>700) = countif (expenses,">700") = countif ("expenses",>700) ?

There is a sales tax $6 on an item that costs $80 before tax. The sales tax on a second item is $11.25. How much does the second item cost before tax?

Answer the questions about the following sets: D = x; C = x is a person allergic to cats; P = x is a person allergic to pollen How many people are not allergic to any of the three choices? How many people are allergic to all three choices?

How to make y=-9x+8 and y=8x-9 equal

X - 2y = 14 x + 3y = 9 (1, 12) (-1, - 12) (12, - 1) (12, 1)

Luna ray has 5 orange picks and no green picks. You add some green picks so 1 in every 3 pick is orange. How many picks are there now?

6.) Forrest borrowed $D to purchase a motorcycle. Forrest has $231 and can earn $562 per week. Write an equation that shows D, the amount of the loan and w, the number of weeks that Forrest will need to work to be able to pay back his loan.