What is 240,000 written as a whole number multiplied by a power of ten?

If you are asking for scientific notation then

scientific notation = (number less than 10 and more than or equal to 1) times 10^x so

240000

how many places must the decimal place be moved in order for the number to be less than 10 and more than or equal to 1

the number is 2.4

it was moved 5 decimal places so

2.4 times 10^5

240,000 written as whole number multiplied by a power ten

=24 times 10 to the 4th power the answer.