Here is a set of data. 2.4 1.6 3.2 0.3 1.5 a) calculate the mean b) each piece of data is increased by ten. calculate the new mean. c) each new piece of data is doubled. calculate the new mean.

Avery has saved $295 to spend on christmas gifts for 11 people. which is the best estimate of the amount he can spend for each person?

What is the solution set of the quadratic inequality x^2-5< or equal to 0

Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126 a. the attendance was never the same at both plays. b. the attendance was the same on day 5. the attendance was 231 at both plays on that day. c. the attendance was the same on day 13. the attendance was 295 at both plays on that day. d. the attendance was the same on days 5 and 13. the attendance at both plays on those days was 231 and 295 respectively.