What is 2.1 103 4 107?

The area of a garden is 40 square ft what is the whole-number possible lengths and widths? What are the first five sequences of 26-5n? How would you write 0.000005576 in scientific notation? What is the greatest common factor of 18a2 and 42a5? What is 7 215 plus 5 23 plus 9 1315? Examples of hard riddles or quizzes? Is one tenth less than seven eighths? What is the word form of 125.49? What is the smallest number by which root 5 - root 3 be multiplied to make it a rational number Also find the number obtained? How many siblings does Creflo Dollar have? What does it mean to multiply? What year is MCMXLI in roman numerals? How many pounds in cement bags? What year would you have to be born in to be 80? -6y plus 2 equals 8y plus 16? What are the factor strings for 840? How many dergrees are in a straight angle? Are there verses on lighthouses in the Bible? At a track meet Jacob and Daniel compete in the 220 m hurdels Daniel finishes in three fourths of a minute Jacob finishes with five twelfhs of a minute remaining who ran in the faster time? How much water is in an 8 inch X 13200 feet?