1) From 1990 to 2010 the numbers (in ten thousands) of female F and male M employees from the ages of
16 to 19 in the United States can be modeled by
F(t) = -0.7+2 + 10t + 37 and
M(t) = .013 – 0.912 + 11t+37
where t is the number of years since 1990
What is the model for the total number of employees?
How many total employees does the model say there were in 1994?

How do i make someone brainliest? (if you answer me, i might be able to make you brainliest! )

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?

What is the total surface area of the square pyramid