The cost and revenue functions for producing and selling x units of a product are given. Cost and revenue are expressed in dollars. C(x)=21,070+19x
R(x)=33x
a.
Find the number of units that must be produced and sold to break even. At this​ level, what is the dollar amount coming in and going​ out?
b.
Write the profit function from producing and selling x units of the product.
a. What is the number of units that must be produced and sold to break​ even?
nothing units

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?

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