Add a real estate agency, an agent saw a house for $391,000. The commission rate is 4.5% for the real estate agency and the commission rate for the agency is 20% of the amount of the real estate agency gets. How much is the agency make on the house? How much the agency earning commission?

Finally, the arena decides to offer advertising space on the jerseys of the arena’s own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14. what is this as a percentage and a fraction? what is the probability of not being shortlisted? give your answer as a decimal. those shortlisted are entered into a final game of chance. there are six balls in a bag (2 blue balls, 2 green balls and 2 golden balls). to win, a company needs to take out two golden balls. the first ball is not replaced. what is the probability of any company winning advertising space on their volley ball team jerseys?

It is given that the quadratic equation hx²-3x+k=0, where h and k are constants, has roots [tex] \beta \: and \: 2 \beta [/tex]express h in terms of k

Kira looked through online census information to determine the overage number of people living in the homes in her city what is true about kira's data collection?