What is 4500 million in scientific notation?

How do you spell 263 dollars? How many 1p coins would it take to fill a line of 10 meters in length? What is 9346 divided by 8? Is the square root 99 rational or irrational? What three languages were written on the Behistun Rock? What is the formula for the surface area of the right triangular prism? How is each scale divided into interval? How many feet all is taal? The perimeter of a triangle is 65 centimeters the second side is twice the first and the third side is three and a half times the first side. find the length of each side? What is 3 divided by 4 - 1 divided by 4 equals? What is 2.54 times 7? Word for fifty years? What is 2.84 with tax? What is -1/3 • -3/8? Is a decimeter greater than kilometer? What is negative two times negative two plus six? What is replacing a variable in an expression with a number value called? Is 5.3 an irrational? How many combinations are there for 4 numbers from 9 to 32? What is the difference between numeric array and associative array?