The sum of the measures of the exterior angles of a regular 10-gon, one at each vertex, is the sum of the measures of the exterior angles of a regular 7-gon, one at each vertex.

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

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is