Question

nine tenths of the pupils in class 5 are at school today. three children are absent. how many children are in class 5 today ?​

Answer 1

Answer:

30

Step-by-step explanation:

Let the total no. of students be x

9x/10 + 3 = x

9x / 10 - x = -3

9x - 10x/10 = -3

-x /10 = -3

- x = -3 × 10

- x = -30

x = 30

There are 30 children in class 5

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Answer 2

1. 27 children are in school today