Your friends ate 1/4 of your birthday cake what decimal does that equal to

0.25

Step-by-step explanation:

divide 1 by 4 and get 0.25

To convert to a decimal, you will need to make the denominator of the fraction a multiple of 10. 1/4 times 25 will give you 25/100.

When you have 25/100, you can automatically assume that the decimal would be .25

Another way to do this is to divide 1 into 4, which also yields .25 as your answer,

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.

answer: bearing in mind that a rectangle has a perimeter of length + length + width + width.

step-by-step explanation:

p = perimeter

l = length

x=width

p = 2l + 2x

p = 2(l+x)     < ==== perimeter of the base of the box.