The average of six numbers is 4. if the of two of those numbers is 2, what is the average of the other four numbers?

Which composition of similarity transformations maps polygon abcd to polygon a'b'c'd'? a dilation with a scale factor less than 1 and then a reflection a dilation with a scale factor less than 1 and then a translation a dilation with a scale factor greater than 1 and then a reflection a dilation with a scale factor greater than 1 and then a translation

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65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?