The mass of earth is 5.97 X 10^24 kilograms. The mass of the moon is 7.34 X 10^22 kilograms. What is the combined mass of earth and the moon? Express your answer In scientific notation.

Write an algebraic expression for the word expression the quotient of c and 8

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

Which is the scale factor proportion for the enlargement shown?