Comparing Proportions

Express $120 for 5 days as a unit rate to the nearest cent.

• $17.50 per day

• $20.00 per day 

• $24.00 per day

Jamal is comparing prices of several l different brands of peanuts. Which brand is the best buy? 

• Barrel

• Mr. Nut

• Chip's

ratio

• A comparison of two quantities by division

• A technique of problem-solving that uses the units that are part of a measurement to help solve the problem

• to multiply or divide two related quantities by the same number

• A scale written as a ratio without units in simplest form

proportion

• An equation that states that two ratios are equal

• a table with columns filled with pairs of numbers that have the same ratio

• Two ratios that describe the same relationship

• A technique of problem-solving that uses the units that are part of a measurement to help solve the problem

Comparison of 2 quantities using division

• ratio

• rate

• unit rate

• unit price

Part-to-whole ratio where 100 is the whole

• percent

• ratio

• fraction

• unit rate

Place to GRAPH equivalent ratios

• coordinate grid

• ratio table

• double number line

• equation

EQUAL ratios or rates

• Proportions

• unit rate

• equivalent ratios

• double number line

Cost per ONE

• unit price

• unit rate

• percent

• proportion

Using TWO number lines to describe equivalent ratios

• double number lines

• coordinate plane

• ratio table

• equation