Research in school
For particular research in high school, four pupils are selected from a class of 30 pupils. Calculate the number of all possible results of the selection and further calculate the number of all possible results if it depends on the order in which the students come to the interview.
Correct answer:
![](/img/21/numbers_1.jpg)
Tips for related online calculators
You need to know the following knowledge to solve this word math problem:
Related math problems and questions:
- Possible 16243
There are 30 students in the class, three of whom will be tested. How many ways are possible if their order does not matter?
- Student examination
How many ways can a teacher select a group of 6 students to sit in the front row if the class has 13 students?
- Arrangements 4459
There are 4 classrooms on the ground floor of the school building, which are numbered 1,2,3,4. First-year students A, B, C, and D will be placed in these classrooms. Write all possible class arrangements and their number. Thank you
- Individual 65004
In the computer game, you need to collect 5 objects in the room: a sword, a ring, a picture, a key, and a coin. It depends on the order in which we collect the individual objects. If the order is wrong, we will lose a life. How many are all in order?
- Students 26111
There were 24 pupils from the whole class on the school trip. Out of 4/7 of all girls, ¼ did not go. Since all the boys went, there were an equal number of boys and girls on the trip. How many students are there in the class? How many boys are there?
- Yarhands
Yarhands Statistical Consult conducted statistical analysis on the election results from 1992 to 2012 to assess the chances of the NPP winning the election in Ghana's Volta region. The research reveals that 15% of inhabitants in the Volta region favor the
- Selected 37601
V III. There are 22 students in the FPR class. How many ways can four students be selected for a DVK class exam?