# Determine 3277

Seventh, eighth, and ninth graders were sitting in the cinema hall. There were a total of 250 pupils in the cinema hall. There were 30 more sevens than eights and ten fewer eights than nines. Determine how many pupils there were.

## Correct answer:

Tips for related online calculators

Do you have a system of equations and are looking for calculator system of linear equations?

### You need to know the following knowledge to solve this word math problem:

### Grade of the word problem:

## Related math problems and questions:

- Students 81563

Sixth, seventh, and eighth graders took part in the school trip. Sixth graders were 5 more than seventh graders, and eighth graders were 3 less than sixth graders. How many sixth graders were on the trip if there were 73 students in total? - Together 7440

There are a total of 58 pupils in the sixth and seventh grades and a total of 57 pupils in the sixth and eighth grades. There are a total of 59 pupils in the seventh and eighth grades. How many pupils are there in each class? How many students are there i - Students

If the fifth-grade class left 20% of students and in the seventh grade were added two pupils, in the eighth one pupil, the number has not changed in the ninth grade, but it is now tenth students less than it was in the fifth grade. How many pupils are in - Miss competition

How many girls took part in the Miss School competition if the nines grade made up half of the contestants, two-thirds of the remaining girls were from eighth grade, and the seventh grade were three?

- Eighth-graders 66654

The number of eighth graders in primary school is 80 percent of the number of ninth graders. There are 54 eighths and ninths. How many ninth-graders go to this school? - Swimming 79054

One hundred seventy-one pupils from the second to fourth years of primary school participated in swimming training. How many of them were from the fourth grade if there were 10% more third graders than second graders and 20% more fourth graders than third - Second-year 69854

There are p first-year students in the school. There are 18% fewer sophomores than first-year students. There are 7 more third graders than sophomores and twice as many fourth graders as first- and second-year students combined. Express the number of pupi