In a car park, the ratio of number of vans to cars is 2:3. If there were 10 vans, how many cars were there?​

How can lung cancer best be prevented? a. by getting regular screeningsc) b. by avoiding cigarette smokec. by monitoring cholesterol levelsd. by avoiding nown allergensherrwww

The real advantage to hydrostatic weighing is that it a. can be done anywhere with no equipment b. gives one of the most accurate measurements of body fat c. uses calipers to measure body fat select the best answer from the choices provided.

Which describes a side effect? a. an unwanted physical or mental effect caused by a drug b. developing a chemical need for a drug c. the need for increasingly larger amounts of the drug d. the body’s reaction to not having the drug