Write equivalent fractions for 2/3 and 1/4 using 12 as the common denominator

Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics

In the geometric progression –3, 12, −48… what term is 3,072?

How does reflecting or rotating a figure change the interior angles of the figure?