For a particular cleaning product, it is recommended that 4{“version”:”1.1″,”math”:”4″} ounces of product are diluted using 20{“version”:”1.1″,”math”:”20″} ounces of water.  Which of the following fractions represents the recommended ratio of cleaning product to water? 

Convert the following decimal number into a fraction or mixed number.  Be sure to reduce your answer to lowest terms.  0.45{“version”:”1.1″,”math”:”0.45″}

Simplify: -4·3·12{“version”:”1.1″,”math”:”-4·3·12″}

Divide.  Be sure to reduce your answer to lowest terms. 712÷123{“version”:”1.1″,”math”:”712÷123″}

On the first day of a trip, George traveled 295.6{“version”:”1.1″,”math”:”295.6″} kilometers.  On the second day of the trip, George traveled twice as far as he did on the first day.  How far did George travel all together during the two days of the trip? 

Subtract.  Be sure to reduce your answer to lowest terms.   1720-35{“version”:”1.1″,”math”:”1720-35″}

What is the numerical version of the following number? “Fifty billion, eight hundred nine thousand, seventy-two”

Simplify the expression below:  

Use the Pythagorean Theorem to find the length of the unknown side in the right triangle shown below.  (Round your answer to the nearest tenth.) 

Simplify: 3·6+2·7{“version”:”1.1″,”math”:”3·6+2·7″}