Question

9. In a boarding school, of children are in primary section,
2.
3 are in middle section, and rest are in secondary
3
10 section. What fraction of children is in secondary section?​

Answer 1

Answer:

1/30

Step-by-step explanation:

Let the total number of section be 1.

No. of primary section =2/3

No. of middle section=3/10

Total no. of primary and middle section=2/3 + 3/10

=20+9/30

=29/30

No. of secondary section=1-29/30

=30-29/30

=1/30