368 pupils of sign up for school. The ethnicity of pupils are Black, East Indian and Latino. If there are four times as many East Indian pupils as there are twice as many Black pupils plus Latino pupils and thrice as many East Indian pupils as there are four hundred and ninety one pupils minus twice as many Latino pupils. a. Three variables to represent the events presented in the above information b. three linear equations to represent the above information c. Using your answer from part b. above, write the linear equations in matrix form d. Using your answer from part c. use a suitable method of your choice to determine the ethnic group with the highest number of pupils.
368 pupils of sign up for school. The ethnicity of pupils are Black, East Indian and Latino. If there are four times as many East Indian pupils as there are twice as many Black pupils plus Latino pupils and thrice as many East Indian pupils as there are four hundred and ninety one pupils minus twice as many Latino pupils. a. Three variables to represent the events presented in the above information b. three linear equations to represent the above information c. Using your answer from part b. above, write the linear equations in matrix form d. Using your answer from part c. use a suitable method of your choice to determine the ethnic group with the highest number of pupils.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter2: Solving Equations
Section2.5: Solving Equations Using Addition Or Subtraction
Problem 29E
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368 pupils of sign up for school. The ethnicity of pupils are Black, East Indian and Latino. If there are four times as many East Indian pupils as there are twice as many Black pupils plus Latino pupils and thrice as many East Indian pupils as there are four hundred and ninety one pupils minus twice as many Latino pupils.
a. Three variables to represent the events presented in the above information
b. three linear equations to represent the above information
c. Using your answer from part b. above, write the linear equations in matrix form
d. Using your answer from part c. use a suitable method of your choice to determine the ethnic group with the highest number of pupils.
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