TY - BOOK AU - Mariano, Norma D. Lopez . TI - Business mathematics SN - 9789712378249 [newsprint] PY - 2016/// CY - Manila, Philippines PB - Rex Book Store KW - Business mathematics N1 - Includes bibliographical references and index; Contents:Chapter 1 Fundamental operations on fractions, decimals, and percentage -- Chapter 2 Percentage, ratio, and proportion -- Chapter 3 Buying and selling -- Chapter 4 Salaries and wages -- Chapter 5 Presentation and analysis of business data ER -