# Ratios and Proportions - Page 2

Questions

- A submarine begins its descent from the surface of the water. It dives 20 meters each minute for several minutes. If the submarine reaches a depth of 360 meters below sea level, how much time did the dive take?
- A pail, when holding 40 washers, weighs 500 grams. The same pail holding 20 washers weighs 420 grams. How much does the pail weigh?
- If the ratio of boys to girls is 3:2 and there are 25 students in a class, how do you make equal ratios to show how many students in the class are boys and how many are girls?
- There are 24 markers in 2 boxes of markers. Which of the following expresses the ratio of markers to boxes?
- How do you solve #13= \frac { a } { - 2}#?
- The Community Council is replanting six flower boxes downtown. Each flower box holds 32 petunias. If petunias come in packs of 8, how many packs will be needed?
- How do you divide $95 in a ratio of 2:3?
- The first bell rings every 20 minutes, second bell rings every 30 minutes, and the third bell rings every 50 minutes. If all three bells ring the same time at 12:00pm, when will be the next time the three bells will ring together?
- There are 54 students and 18 computers in a classroom. Which ratio accurately compares the number of students to the number of computers?
- Tulane has a ratio of 3 girls to 4 boys in class. If there are 12 girls in class how many total students are there?
- Leisurely swimming burns around 350 calories an hour. About how many minutes will it take to burn 150 calories through leisurely swimming?
- How do you determine whether the ratios are equivalent: 3/4 and 6/7?
- A group of friends went out for dinner. 19 of the diners ordered vegetarian food and 14 ordered non-vegetarian food. What is the ratio of number of vegetarian meals to the number of non-vegetarian meal?
- NYU has a ratio of 3 girls to 2 boys in class. If there are 12 boys in class, how many girls are there?
- How do you know if the ratios 4/2 and 20/6 forms a proportion?
- Allison had $55. She spent #3/5# of it and then saved the rest. How much money did Allison save?
- What are equivalent ratios 7 to 10?
- How do you determine whether the ratios are equivalent: 12/5 and 36/15?
- The ratio of my blue pens to my black pens is #7:2#; I add four more black pens to my collection. How many blue pens must I add to maintain the same ratio of blue to black?
- Do 9/24 and 15/40 form a proportion?