Ratio Review- Topics A/B

Ratio Review- Topics A/B

Today we will review for our upcoming Mid-Module Assessment- are you ready!?

Poll

Let's start off with something easy. Does order matter when it comes to ratios?

• yes

• no

Ratio Basics

What is the ratio of yellow shapes to pink shapes? (answer on the next slide)

Multiple Choice

From the previous slide, what is the ratio of yellow to pink shapes?

• 3:2

• 2:3

• 4:2

• 2:4

Multiple Choice

What is the ratio of triangles to ovals?

• 6:8

• 8:4

• 8:6

• 4:8

Multiple Select

The table shows the amount of times each person was the imposter. Which answer choices describe the ratio of 6:2?  Select ALL that apply.

• # of times Chace and Nate were imposter to the # of times Ben was imposter

• # of times Nate, Ben and Anjali were imposter to the # of times Alessio was imposter

• # of times Alessio was imposter compared to the # of times Chace and Nate were imposter

• # of times Chace and Nate were imposter to the # of times Ema was imposter

• # of times Chace, Ema, and Alessio were imposter to the # of times Ben was imposter

Multiple Choice

For every 4 minutes of math work, Porter earns 6 minutes of free time. If Porter has earned 42 minutes of free time, which ratio represents the relationship between the # of math work minutes to free time minutes?

• 42:28

• 28:42

• 24:36

• 24:42

Time to take it up a level!

• when solving ratio problems, you must find the constant (c) that you multiply each part of the ratio by to determine an equivalent ratio

• when you are asked to find the constant (c), look at the information that is given to you and find the pattern

The Situation

Charleston and Sam are collecting Beyblades. For every 3 Beyblades Charleston collects, Sam collects 5. Last week, Charleston collected 18 Beyblades.

What number (c) can be multiplied by 5 to determine the number of Beyblades Sam collected last week?

Read the problem and think to yourself first.

For every 12 students who play soccer, there are 9 that play basketball. There are 42 more students who play soccer than play baseball. How many play each?

How would you go about solving this?

Read the problem and think about how you would solve.

An airline offers the same number of tickets for morning and night flights.

When the airline analyzed ticket sales, they determined the ratio of the number of sold tickets to the number of unsold tickets was 2 : 6 on morning flights and 8 : 1 on night flights.

The airline sells 576 tickets on night flights, how many unsold tickets can the airline expect on morning flights?

Fill in the Blanks

Open Ended

Lily went on a fishing trip. The ratio of the number of times she cast her fishing pole (P) to the number of times she caught a fish (F) was 7:1. 

WRITE TWO DIFFERENT EQUATIONS TO REPRESENT THIS SITUATION.