Felicity babysat 2 hours each night for 10 nights. she earned a total of $180 babysitting. felicity wants to calculate her hourly rate. how much did felicity earn per hour babysiting?

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?

(mc 02.03) what set of reflections and rotations would carry rectangle abcd onto itself? reflect over the y-axis, reflect over the x-axis, rotate 180° rotate 180°, reflect over the x-axis, reflect over the line y=x reflect over the x-axis, rotate 180°, reflect over the x-axis rotate 180, reflect over the y-axis, reflect over the line y=x