Mr. Martínez asked his students to write a situation that could describe the relationship between all the
values of x and y in the table.
x 0 1 2 3
y 6 7 8 9
Which situation best describes the relationship
between all the values of x and y in the table?
A. Rachel had six dollars and then started to
save one dollar each week.
B. Beatriz ran one mile the first week and one
mile each week after that.
C. James read zero books in six months and
then started to read one book each week.
D. Marion has six times the number of toy trains
that Tony has.

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?