Grings - Matemática para Concursos 11 - Regra de Três Simples

5 Rule of Three exercises DIRECTLY and INVERSELY proportional to the following exams: ESAG, TTN, Fund. Carlos Chagas, ESAF, Vunesp Subscribe to my CHANNEL to receive FREE classes WEBSITE: http://www.omatematico.com/ DVD classes: http://www.lojaomatematico.com.br/ STUDYING has never been so easy! CONTENT: Reviewing the simplification of fractions, units of time measurement, proportion, first-degree equation, how to isolate a variable, dividing numbers, division techniques 3 STEPS to solve: in time (0:40) 1) Separate into columns 2) Check if the quantities are directly or inversely proportional 3) Set up and solve the proportions EXERCISE 1 for the Public Service Exam (ESAG): in time (1:05) Directly Proportional Quantities: in time (3:41) EXERCISE 2 for the Public Service Exam (TTN): in time (6:20) Inversely Proportional Quantities: in time (8:44) EXERCISE 3 for the Public Service Exam (Carlos Chagas Foundation): in time (10:56) Directly Proportional Quantities: in time (13:24) Simplification in the time of this video (15:08) Video Lesson on Simplification: http://bit.ly/1qBERZX (at time 4:57) EXERCISE 4 for the Public Service Exam (ESAF): at time (16:16) Inversely Proportional Quantities: at time (18:26) and review at time (19:49) EXERCISE 5 for the Public Service Exam (Vunesp): at time (20:05) NOTE: 2 weeks, how many hours? in time (21:06) Video lesson to review TIME units of measurement: http://bit.ly/1KEurC3 in time of this video (0:43) Directly Proportional Quantities: in time (23:00) Proportion Assembly in time of this video (23:18) Reviewing PROPORTION Video Lesson: http://bit.ly/1EAcJx8 How to isolate x in the equation in time of this video (24:08) Reviewing how to isolate a variable First Degree Equation Video Lesson: http://bit.ly/1FMw8fR in time (1:15) How to divide 154 by 60 in time (25:16) DIVISION Techniques Video Lesson: http://bit.ly/1OdAQqL in time (4:12)