Solve the following multiplication and division problems by moving the decimal point to the right or left.
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a.$41.00 ¸ 100 = ________________
b.6.34 pints ´ 1,000 = ________________
c.5,280 feet ¸ 1,000 = ________________
d.$15.42 ´ 10,000 = ________________
e.7.47 yards ´ 100 = ________________

A student survey reveals that only 564 of 1200 students surveyed voted in the past student government elections.After closer inspection,it is discovered that 226 female students voted and 338 male students voted.Of the 1200 students participating in the survey,710 were female and 490 were male.What is the odds ratio of a male student voting in the past student elections to a female student voting in the past student elections?

A) 0.21
B) 0.94
C) 1.06
D) 4.76

If you wanted to examine whether the degree of parental involvement differs based on students' grade in school (i.e. ,first,second,third,etc. ) ,what is the independent variable of interest?

A) grade level
B) students
C) parents
D) degree of parent involvement

A retailer pays her supplier $240 for an item and applies a mark-up of 45% of cost. If she subsequently sells it during a "25% off" clearance sale, how much gross profit will she make?

A) $0
B) $21
C) $33
D) $108
E) $261