Two friends from a band want to record a demo. Studio Arents for a fee of $120 plus $50 an hour. Studio B rents for a $255 fee plus $35 an hour. What is the difference in renting Studio A for n hours rather than Studio B? Use pencil and paper. How many hours would they have to rent so the cost of renting Studio A is the
same as renting Studio B?
The difference in renting Studio A rather than Studio B is
(Simplify your answer.)
dollars

Lems1. the following data set represents the scores on intelligence quotient(iq) examinations of 40 sixth-grade students at a particular school: 114, 122, 103, 118, 99, 105, 134, 125, 117, 106, 109, 104, 111, 127,133, 111, 117, 103, 120, 98, 100, 130, 141, 119, 128, 106, 109, 115,113, 121, 100, 130, 125, 117, 119, 113, 104, 108, 110, 102(a) present this data set in a frequency histogram.(b) which class interval contains the greatest number of data values? (c) is there a roughly equal number of data in each class interval? (d) does the histogram appear to be approximately symmetric? if so,about which interval is it approximately symmetric?

What is the range? can’t seem to find it out

Which of the following graphs could represent a cubic function?