Anumber with one or more digits to the right of a decimal point is called a

Which expression gives the area of the triangle shown below

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

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