88 LABORATORY LESSONS IN GENERAL SCIENCE 



one's home in addition to (a) interest on sum invested; 

 (b) insurance; (c) repairs (on an average) every year; 

 (d) taxes ; (e) depreciation in property through use ? 



3. Name the several factors entering into a calculation of 

 rental values. 



(d) Other Items in the Cost of Living 

 1. Name various furnishings of homes not before men- 

 tioned. 



FIG. 41. A division of the family income. Note the items, and their rela- 

 tive values. What are the savings from an income of $1000 ? 



