In java - compute the average kids per family. note that the integers should be type cast to doubles.

The formula for calculating the average is simple: total number of kids/total number of families.

Note, while the kids and families will be integers, the average will likely be a double. Therefore, in Java, you need to type cast the result:

Average_kids_per_family =(double) total_number_of_kids/total_number_of_families

solution:

the right option is a

to adding   a new row to a table we   have to do process last table cell and pressing tab.

this is the process to add new row in the cell:

* to add a row below the cell, click insert below in the rows and columns group.

thus this is the required right answer.