Quiz 2: Proportions and Non-Proportions

Which ratio is equivalent to 10:4? (Select all that apply.) 20:10 20:8 5:2 2:5 8:20 Complete the ratio table. Apples 3 12 48 120 180 Bananas 1 4 16 40 60 Brittany walked 8,910 feet in 45 minutes. At what rate did Brittany walk in feet per minute? 198 Match each vocabulary word with its definition. unit rate comparison of quantities in which one quantity has a denominator of one ratio comparison of two quantities proportion equation stating two ratios are equal equivalent equal percent a rate per one hundred Megan surveyed 200 students from her class to see those who preferred vanilla ice cream to those who preferred chocolate. She found the ratios of those who preferred vanilla to those who preferred chocolate to be 80:120. Would it be correct to tell Megan that for every 2 people who preferred vanilla there were 3 who preferred chocolate? yes because 80:120 is equivalent to 2:3 no because 80:120 is not equivalent to 2:3 The field trip requires 4 adults for every 16 students. How many adults are needed for a group of 128 students? 32 Which ratios are equivalent to 6:10? 3:10 18:30 12:25 24:40 3:5 12:30 30:50 15:25 Brandi types 360 words in 3 minutes. How many words can she type in 7 minutes? 840 Sort and separate the rates from the unit rates. Rates 120 miles in 2 hours 20 miles per 1 gallon 400 words in 6 minutes $3.45 per 12 ounces Unit Rates 45 miles per hour 40 miles per 1 gallon 150 words per minute $.47 per ounce While eating lunch, Douglas noticed that 15 students chose to eat chicken and 19 chose to eat pizza. What is the ratio of students in his class who chose to eat chicken to the total number of students? 15:19 19:15 15:34 19:34 Joshua is redoing the floor in his bathroom using black and white tiles. If the total cost of the BLACK tiles is $76.50, what is the cost per one black tile? 4.25 Use the drop-down to match the correct ratio with each scenario. Jenny uses 42 buttons for every 7 sweaters she makes. What is the MOST SIMPLIFIED ratio of sweaters to buttons? 1:6There are 6 grandpas and only 1 grandma. What is the ratio of grandpas to total grandparents? 6:7There are 42 sandwiches that consist of 7 ham, 6 turkey, and the rest are peanut butter and jelly. What is the SIMPLIFIED ratio of total sandwiches to ham? 6:1 In Among Us, there are 2 imposters to 8 crewmates. The ratio 8:10 represents what kind of comparison? Part to Part Part to Whole Whole to Part Daphne can type 540 words in 4 minutes. How many words can she type per minute? 135 Find the missing value in the table. Green Red 2 6 3 9 5 15 6 18 10 30 Marie purchased 18 cookies for $13.68. Edward purchased 24 cookies for $20.40. Which person had the better buy for cookies based on the unit price? Choose the BEST answer. Marie had the better buy because $.76 per cookie is better than $.85 per cookie. Edward had the better buy because $.76 per cookie is better than $.85 per cookie. Marie had the better buy because $13.68 is less than $20.40. Edward had the better buy because he got more cookies. The unit prices are the same. Determine whether each pair of ratios forms a proportion or not. (Click and select) Proportional Non-Proportional