1. Pot fi livrate 118 boluri de sticlă în cutii ce conțin, fiecare, câte 2 boluri? Rezolvă fără a efectua împărțirea 2. Care dintre numerele: 17; 328; 1 056; 2 025; 3 024; 42 333; 187 592; 1 000 000 sunt divizibile cu2
3. Află toate numerele de două cifre de forma 2b care sunt divizibile cu 2.
4. Află toate numerele de două cifre de forma 4b care nu sunt divizibile cu 2.

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.

christopher is 272,195 year old

step-by-step explanation:

answer: b

step-by-step explanation: im sorry bro bro but thats not a eqation the human mind can answer and plus im a devil