1. Mariana took 50 minutes to complete her math assignment. She took 2 minutes to solve each problem and 10 minutes to check her
work on the entire assignment.
Which value is not given in this scenario and could be assigned a variable?
O A. the time in minutes it took Mariana to complete her assignment
OB. the time in minutes it took Mariana to complete each problem
OC. the time in minutes it took Mariana to check her work
OD. the number of math problems on the assignment
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