Which expression is equivalent to 7a – 4a? A) 8a B) 3a C) 4a D) 2a
1 answer:
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Given:
Total number of problems = 24
Michael completed of his homework in
of an hour.
To find:
What fraction of his homework would he complete in one hour.
Solution:
We have,
Part of work done in of an hour
Part of work done in an hour
Therefore, he complete of his homework in 1 hour. Hence, all options are incorrect.