What is 1e20 in math?

Is 3 over 4 equivalant to 11 over 16? What are examples of predicables? How many micro drops in 1 macro drop? Which is action you should coordinate with APC before you start a permanent? What is 5.8 plus 3.56? How many whole numbers have exactly three digits? when you are sixty seven years old and being forced out of your home where do you turn? Are charges for ions written as numbers followed by a plus or minus sign? What type of angle always 90? Is five tenths the same as fifty hundredths? Is riboflavin polar or non polar? What is an expression in algebra terms? A bag contains 10 white balls and 12 orange one what is the ratio of 10 to 22? What numbers are prime that are between 70 and 80? What is a five consonants number? What is the slope of ax plus byc? HOW DO YOU WRITE 0.012 IN TO WORDS? Flags with lines of symmetry? How do you write 6.15 billion? What are the elements of effective charts and graphs?