Four classses

Students of all 7, 8, and 9 classes in one school may take up 4,5,6, and 7 abreast, and nobody will be left. How many is the average count of pupils in one class if there are always four classes in each grade?

Correct answer:

n =  35

Step-by-step explanation:

LCM(4,5,6,7)=22357=420 n=420/(34)=35

Did you find an error or inaccuracy? Feel free to write us. Thank you!

Tips for related online calculators
Do you want to calculate the least common multiple of two or more numbers?

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

Related math problems and questions: