It varies. A lot. Especially in other countries. Sometimes it's 50-100 kids per staff person, others it's 5-10 it depends on the type of school, too. Special needs schools will have more staff.
The ratio is 1 : 3.
30;2
female child is considered burden on parents and family. hence most of the medium and below economic group families adopted avoidance.
The ratio is 3:1.
The mother will produce two types of gametes: IA and IO (mother is A) The father is AB his genotype is IAIB, thus he will produce these kind of gametes: IA and IB Four combinations are possible IA from Mother and IA from Father: The child has genotype IAIA and he has blood group A IO from Mother and IA from Father: The child has genotype IAIO and he has blood group A IA from Mother and IB from Father: The child has genotype IAIB and he has blood group AB IO from Mother and IB from Father: The child has genotype IBIO and he has blood group B Thus the phnotypic ratio is blood group A:B:AB = 2:1:1
The ratio is 1: 5
With 2 rescuers, compressions and ventilations should be done at a ratio of 15:2 for an infant or child.
The child-to-adult ratio for children aged 3-5 years varies by region and context, such as in childcare settings or schools. Generally, many guidelines recommend a ratio of 10 to 12 children per adult for this age group to ensure adequate supervision and interaction. In some cases, regulations may differ, so it's important to refer to local laws or standards for specific requirements.
It is a ratio of a group solidarity to to its sociability.
1:3
1:3
Pupil-teacher ratio for primary education is 28 (2012).