1. Delia brushes her teeth hour each day.
Units of Time
1 week = 7 days
1 hour = 60 minutes
Part A
Write and solve an equation to find how
many hours Delia brushes her teeth in
1 week.

Part B
to find how
many minutes Delia brushes her teeth in
1 week.

Which statement about the relative areas of ? abc and ? xyz is true? the area of ? abc > the area of ? xyz the area of ? abc < the area of ? xyz the area of ? abc = the area of ? xyz more information is needed to compare.

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18

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