Two pens are selected at random from a pen stand containing three blue and two black pens. The table and the relative-frequency histogram show the distribution of the number of blue pens chosen. Find the probability.

Suppose f left-parenthesis x right-parenthesis equals StartFraction 1 Over 4 EndFraction x Superscript 4.

Which is the correct expression for the mechanical advantage of a bicycle

What are the next two terms? 12500,-2500,500,-100 ..., ... What is the pattern?

When working with pie charts, what should the sum of the pieces equal?

What is the value of the 7 in 327

Is 16.6 a whole number, lnteger number, or a rational number

Ling bought 3 DVDs for $15.95 each and a DVD player for $64.99. After sales tax, her total came to $119.89. What is the sales tax rate? Round your answer to the nearest hundredth, if necessary.

Let f (x) = 2x+3. The average rate of change of F (x) over any interval equals 2. A. True B. False

Robert gives roping lessons at the Sundown Corral. A 3-hour lesson costs $120.00. The cost of a lesson is proportional to the duration, in hours, of the lesson. What is the constant of proportionality in terms of dollars per hour?

If two people play tic tac toe choosing their moves randomly, what are the odds that they will tie