In 1980, the population of Chicago was 3.0 million people. In 2010, it was 2.7 million.
Use a linear model to estimate in what year the
population of Chicago will be 2.5 million.

it costs $20 to interview each person for a survey. find the cost to obtain a +- 3% margin of error.

step-by-step explanation:

copy and paste, put it in google

step-by-step explanation:

1. the cylinder is a. 54

2.   a.108 /

b. x- 48 =120

step-by-step explanation:

answer: city needs 2.4 inches of rainfall more to match the record of 40 inches.

step-by-step explanation:

since we have given that

total annual rainfall a city record = 40 inches

this year, total rainfall recorded = 37.6 inches

number of inches of rainfall   is needed to match the record of 40 inches is given by

hence, city needs 2.4 inches of rainfall more to match the record of 40 inches.