Jen has 81 beads. Ana has 44 red beads and 29 blue beads. How many more beads does Ana need to have 81 beads also?
Ana needs
more beads to have 81 beads.

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

[15 points]find the quotient with the restrictions. (x^2 - 2x - 3) (x^2 + 4x + 3) ÷ (x^2 + 2x - 8) (x^2 + 6x + 8)

What is the radical expression that is equivalent to the expression 27 1 over 5?