Five pupils

Five pupils clean 30 chairs one hour before four pupils. How many chairs clean one pupil in 1 hour?

Correct answer:

n =  1.5

Step-by-step explanation:

5n(t1) = 30 4nt = 30  5nt  5n = 30 4nt = 30  5 30/45n=30  5 30/45 n=30  20n=30  n=2030=1.5  n=23=1.5  t=30/(4 n)=30/(4 1.5)=5



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







Tips for related online calculators
Do you have a linear equation or system of equations and looking for its solution? Or do you have a quadratic equation?
Do you want to convert time units like minutes to seconds?

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

Units of physical quantities:

Themes, topics:

Grade of the word problem:

Related math problems and questions: