B ELLRINGERS 3 rd Nine Weeks. J ANUARY 5, 2011 Solve the equations. 1. 2.

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Presentation transcript:

B ELLRINGERS 3 rd Nine Weeks

J ANUARY 5, 2011 Solve the equations

J ANUARY 6, 2011 Solve the equations

J ANUARY 7, 2011 Solve the equations

J ANUARY 12, 2011 Use a proportion to find the value of x. x

J ANUARY 13, 2011 Joe Schmoe’s backyard is 30 feet wide and 42 feet long. Inside he has a fenced in area that is proportional to his entire backyard. If the dog’s yard is 21 feet long, how wide is it? Hint: draw a picture.

J ANUARY 18, 2011 Solve the proportions

J ANUARY 19, 2011 Convert the ratios into percents

J ANUARY 24, 2011 Academy Sports and Outdoors is having a store- wide sale. They are discounting everything by 30%. 1. If the original cost of new Nike LunarFly running shoes is $89.99, what is their new price? 2. If the original cost of Under Armor cleats is $94.99, what is their new price?

J ANUARY 31, I bought boots for $50, but they were originally $75. For what percent were they discounted? 2. Jimmy bought a new fishing rod for $20, but it was originally $50. For what percent was it discounted?

F EBRUARY 1, Name three ways to express a relation. 2. Write a sentence explaining the difference between the domain and the range of a relation.

F EBRUARY 7, 2011 Find the range of the relation for the given domain. 1. domain: {-2, 0, 1, 5}; 2. domain: {-5, -3, -1, 2};

F EBRUARY 8, 2011 Find the range of the function for the given domain. 1. domain: {-5, 0, 9, 10}; 2. domain: {-6, -4, 4, 5};

F EBRUARY 9, 2011 Find the range of the function for the given domain. 1. domain: {-4, -2, 9, 15}; 2. domain: {-6, 0, 1, 12};

F EBRUARY 15, If you can go 67.5 miles on 3 gallons of gas, how far can you go with 10 gallons of gas? 2. How much will 25 meters of copper wire weigh if 3.4 meters of the same copper wire weighs kilograms?

F EBRUARY 16, 2011 Determine if the equation is direct variation. Verify your answer with a graph.

F EBRUARY 22, 2011 Graph the line that connects the two points. Then find the slope of the line. 1. (3, 4) and (-1, 8) 2. (-2, -4) and (3, -5)

F EBRUARY 23, 2011 Graph the line that connects the two points. Then find the slope of the line. 1. (-1, 2) and (0, 0) 2. (5, 3) and (5, -3)

F EBRUARY 24, 2011 Determine the given point on the line and the line’s slope. Then use them to graph the line