Convert to Scientific Notation:

-0.3047

1047

Which number produces a rationale number when multiplied by 1/5

How far could you drive on 50 gallons of gas

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.