There are 12,boys and 10 girls in your gym class. if 6 boys joined the class, how many girls would need to join for the ratio to remain the same?

4. a spring scale is constructed so that each 0.10-n increment is separated by 0.50 cm. what spring constant is necessary for the scale to be accurate? -1.0n/cm -0.10n/cm -9.8 n/cm -0.20n/cm

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?