What was the year 300000000 years ago?

What four numbers multiply together to equal 168? What is the area of 8m x 5m? How do you round 4.5 to the nearest whole numberyahoomail? What is the outline of this data set of numbers 156 145 162 215 148 163 and how does it affect the mean? Which is heavier a kg or an oz? How many minutes of map distance are there in a degree of latitude? 1 3 5 7 What percentile is 3? Why root 2 is smaller than 3 root 4? What does annio dommi mean? Write 325 in word form? What fraction of 1 minute is 45 seconds? How do you write 1 lakh 15 thousand in figure? What is 4173 in scientific notation? What is the name of a polygon with 3 sides? How can you clear all data from a TI-84 plus silver edition? What is e mc2 trying to work out? 100 months equals how many years? Instrument to visually examine? Which formula is used to determine the contact area of skidded cargo? What does FDE mean?