Joan mails a package that weighs 140 g about how many ounces is the package use 1 oz equals 28.4 gram

≈ 4.92957 or 350/71 ounces

Step-by-step explanation:

x/140 = 1/28.4 (x is the ounces in 140 grams, as there is 1 ounce in 28.4 grams)

Multiplying both sides by 140 gives us x = 140/28.4

Dividing 140/28.4 gives us 4.92957... or 350/71.

introduction, methodology, results, discussion

step-by-step explanation:

an observational study is one which consists of actual observation to record data and then analyse the data.

there are a number of factors that should be analyzed before starting an observational study.

the main four factors are:

i) introduction:   this should be analysed to check whether the purpose of the study is correctly established and the data recorded are appropriate for the study

methodology:   the method of collecting the data, such as whether randomly selected, and whether sample size matches with the population to be studied, whether questions asked are easy to answer by common men, etc.

results: then results such as summary of data with comments should be studied thoroughly

discussion:   the last is the discussion, this can be either by management people or persons who are all interested , etc.

y + 11 = (1/4)(x + 16)

step-by-step explanation: