Solving Rational Equations

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Presentation transcript:

Solving Rational Equations 9.6 Application Problems

Activities The band has 30 more members than the school choir. If each group had 10 more members the ratio of their membership would be 3:2. How many members are in each group?

Solution to Activities Choir = 50 members Band = 80 members

School A school has 300 students. If the ratio of boys to girls is 31 to 44, how many more girls are in the school?

Solution to School

Work A brick layer can build a wall of a certain size in 5 hours. Another bricklayer can do the same job in 4 hours. If the bricklayers work together, how long will it take to do the job?

Solution to Work Rate 1 + Rate 2 = Combined Rate

Painting If Matt can paint a room in 8 hours and Rob can paint the same room in 3 hours, how long would it take them to paint the room together?

Solution to Paint

Solving an Equation for a variable SOLVE FOR E

Field Trip You are planning a school field trip to a local theatre! It costs $60 to rent the bus. Each theater ticket costs $5.50. How many students must sign up to if the cost is going to be no more than $10 per student?

Solution to Field Trip Problem

Distance Problems Look in your book on p. 513 at example 3 Discuss the example Try the check understanding problem underneath it

Homework! P.515: 22-25, 26-30 (even), 32,33,53