Read and solve the problem. Two machines in a car parts factory mold different parts that will eventually be put together in an assembly plant. The first machine makes a part every 12 seconds, and the second machine makes a part every 45 seconds. The quality control engineer tests these parts each time they both come out of the machines at the same time. How often does she test the parts? Show your work and express your answer in minutes.

Which action bestillustrates the process of making an interpretation? a. a historian reads a secondary source about the cold war to find out the dates and locations of important historical occurrences. important historical occurrences, b. a historian publishes a popular article about racism in 20th- century south africa but does not cite any sources. c. a historian writes a textbook designed to teach college students about the duties of a professional historian. d. a historian reads speeches by english and french leaders during world war il to differentiate between their content and tone.

Experimented with communism before taking part in a number of civil rights and antiwar protest

How did women’s roles in the workforce change during world war i?