Convert the repeating decimal to a fraction. 0.81 =

What is the remainder when 39 is divided by 9

Twenty rock songs and 18 rap songs are in a disc jockey's library. During a radio show how many different orders can the songs be played if the playlist consists of 8 rock songs and 6 rap songs?

What is 5x plus 8.

For an experiment, Sarah put 27 milligrams of salt into a glass of water to see how quickly the salt dissolves. what type of function appropriately models this situation

Find all the zeros x^4+3x^2-54=0

Jon wrote the expression shown. -4x+3+5x-1 Write the expression that is equivalent to Jon's using the fewest number of terms possible.

When testing μ, how do we decide whether to use the standard normal distribution or a Student's t distribution? If the x distribution is normal and n ≥ 30 with known σ we use the Student's t.

What is - 90>-5 (k-3) ?

How to simplify the expressions of 5p-5-10-2p

Translate algebraically and simplify. Find the area of a rectangle with a length that is 4 less than 3 times the width X