78% of owned dogs in the United States are spayed or neutered. Round your answers to four decimal places. If 41 owned dogs are randomly selected, find the probability that a. Exactly 33 of them are spayed or neutered.

b. At most 33 of them are spayed or neutered.

c. At least 29 of them are spayed or neutered.

d. Between 29 and 37 (including 29 and 37) of them are spayed or neutered

What is the value of x when x + 7 = 21?

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

The legs of a right triangle measure 6 meters and 8 meters. what is the length of the hypotonuse.