8
the forecast predicts that the temperature will change from 15° fahrenheit to -3° fahrenheit on saturday
a. write an expression that represents the change in temperatures for saturday.
b. what is the expected temperature change?
c. if the temperature actually changes by 5° fahrenheit more than predicted, what will be the change in
temperature?

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?

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

Find the value of x for which line a is parallel to line b