Tuesday, January 17, 2012

ALGEBRA: Proportion Concept Enforcement!

Learning Target:  By the end of class, you should be able to set up a proportion based on a picture's information.  They should be able to solve.
Correct Your Assignment:



SUBMIT YOUR SCORE FROM 5-77 to 5-82

The videos TOTAL 18 minutes and you need to watch them all!!!  They will help you solve the problems at the end of today's lesson.

Understanding a Proportion



Watch Setting Up Proportions


Find an Unknown in a Proportion


Find an Unknown in a Proportion 2


Complete the six problems below on the Tactilis app or your paper and post the work to your blog.

All problems MUST be solved using a PROPORTION!

1) If there are 60 minutes in 1 hour, how many minutes are there in 24 hours?



2) The property tax rate in a certain town is $8.50 for every $1000 of a house’s value. If Jose’s
house is valued at $176,000, what is the property tax on Jose’s house?



6) Mary wants to empty her email box at work, which has 5600 messages in it. If she works 5 days in a week and deletes 20 messages each week, how many days will it take to delete all the messages?



7) Bob determined that 3 lottery tickets out of every 60 tickets he buys are winners. What percentage
of the tickets he buys are winners?



8) A recipe that makes 6 dozen cookies calls for 2 teaspoons of baking soda and 14 ounces of sugar.
How much sugar would be needed to make 21 dozen cookies with this recipe?



9) Lopa purchases a 64 ounce container of orange juice for $2.48. If a 96 ounce container of orange
juice was sold at the same cost per ounce, what would be the price of the 96 ounce container?





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