Exam 5: The Real Number System

List the numbers from the following set which are integers.

Find the opposite of -8.

Change the fraction to a decimal.

Perform the indicated operations and reduce the answer to lowest terms.

It is estimated that a certain beach has grains of sand. The beach has an area of 3.6 million Square feet. How many grains of sand are there on average per square foot of sand? Round to 3 Significant digits.

Reduce the fraction to lowest terms.

Find the opposite. 31

Find a prime factorization of 31.

The number 31 is ____________ .

Convert the improper fraction to a mixed number.

Write in decimal notation.

Divide. Write the answer in scientific notation.

List the numbers from the following set which are integers.

Write out the first five terms of the geometric sequence whose first term is 4 and whose common ratio is -2.

Write 93,300,000 in scientific notation.

Is the number rational or irrational?

List the numbers from the following set which are whole numbers.

Find all the factors of 189.

Find all the factors of 37.

Evaluate.