There are 1313 people in an office with 66 different phone lines. if all the lines begin to ring at once, how many groups of 66 people can answer these lines?

Someone me and explain! will award brainliest!

Van spent 10 minutes on his history homework and 3 minutes per question on his math homework. which graph thows the total homework time, t, related to the number of math questions, q? 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 1 2 3 4 5 6 7 8

Which of the following statements are true about the graph of f (x) = 1/4 coz ( x + π/3) - 1? select all that apply.