The table shows the percent of families in Mathville that have 0, 1, 2, 3 and 4 or more children. If there are a total of 10,250 families, how many are there with no children?
Number of children 0 1 2 3 4+
% of total families x 17 43 28 12
0.17 x 10,250 =~1,742 families with 1 child [Not rounded]
0.43 x 10,250 =~4,407 foamilies with 2 children [Not rounded]
0.28 x 10,250 =2,870 families with 3 children
0.12 x 10,250 =1,230 families with 4+ children
10,250 - [1,742 + 4,407 + 2,870 + 1,230] = 1 family has no children !.
