Ask Question
Today, 20:11

In a school, the ratio of the number of pupils to the number of teachers is 20:1. If the number of pupils is 840, how many teachers are there?

+5
Answers (1)
  1. Today, 23:58
    0
    42

    Step-by-step explanation:

    840 pupils is represented by 20 parts of the ratio.

    Divide number of pupils by 20 to find the value of one part of the ratio.

    840 : 20 = 42 ← value of 1 part of the ratio, thus

    number of teachers = 42
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “In a school, the ratio of the number of pupils to the number of teachers is 20:1. If the number of pupils is 840, how many teachers are ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers