**Author**: United States. Congress. Senate. Committee on Labor and Public Welfare

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**Languages :**en

**Pages :**

**Book Description**

( 5 semester periods ) 65 yarn 106.1 **Industrial Mathematics** 1 Application of **mathematics** to trade **problems** ; review of ... ez de ( basen 106.2 94.1 **Basic Mathematics** 1 Addition , subtraction , multiplication , division of whole numbers ...