To find the quotient Two-fifths divided by one-fourth, multiply 2/5 by 4.
multiply 2/5 by One-fourth.
multiply 5/2 by 1/4
multiply 5/2 by 4.

In the water cycle , when does water undergo a chemical change

Aresearcher created three groups based on participants bmi: normal weight, overweight and obese. the hypothesis being tested is that the three groups differ in the mean number of artificially sweetened drinks consumed weekly. which statistical test might the researcher use, assuming a reasonably normal distribution of values.

Each member of a class sampled a piece of ptc testing paper. thirty people sampled the chemical. twenty persons were tasters. how many had heterozygous genes? 10 20 0-20 indeterminate