In a survey, three out of seven people named blue as their favorite color. One out of six named red. If 1,092 people were included in the survey, how many named neither blue nor red as their favorite color?
17.
650 people
468 people
442 people
806 people
1092(1 - 3/7 - 1/6) = 442
442 people
what if the ratios were 4/7 and 1/3 for red and blue?
post answers pls
wrong theres not even a 442 in the conexxus answer
Post the answers
Otherwise, I agree that the is 442.
Its 442
Steve, how did you get the ratio of 3/7 and 1/6? I don't understand... I am never that good at math.
1. Write a ratio for the situation in three ways, comparing the first quantity to the second quantity.
B: 17 to 12, 17:12,17/12
2. Write a ratio for the situation in three ways, comparing the first quantity to the second quantity.
In Largo City, about one in every nine homes contains four televisions.
A: 1 to 9, 1:9, 1/9
3. Write three ratios equal to 5/40
B: 1/8, 2/16, 3/24
4. Jake sold 28 tickets to the school fair, and Jeanne sold 21 tickets. What is the ratio, in simplest
form, of the number of tickets Jeanne sold to the number of tickets Jake sold?
A: 3/4
5. Write a unit rate for the situation. Round to the nearest hundredth if necessary.
traveling 212 km in 6 h
B: 35.33
6. Population density is the number of people per unit of area. What is the population density of a state that has 1,329,192 people in 35,385 square miles? Round to the nearest whole number.
A: 38 people per square mile
7. Use the unit price to find the total price.
9 gallons at $1.92 per gallon
C: $17.28
8. Fresh Side Grocery sells 7 bagels for $4.41. Value Mart sells 5 bagels for $3.60. How do the
unit rates compare?
A: The bagels at Fresh Side Grocery are $0.09 less expensive than the bagels at Value Mart.
9. Which is the best buy?
A: $10.88 for 7 cans of tuna
10. Determine which ratio forms a proportion with
24/28 by writing the ratio in simplest form
B: 6/7
11. Determine which ratio forms a proportion with
7/2 by finding a common multiplier.
B: 70/20
12. Determine which ratio forms a proportion with
15/8 by using cross products.
C: 60/32
13. Which ratios can form a proportion?
A: 9/45, 8/40
14. Drinking 7 fluid ounces of milk provides 236.25 milligrams of calcium. How many fluid
ounces of milk are required to provide 67.5 milligrams of calcium? Round to the nearest tenth.
B: 2.0 fluid ounces
15. A machine takes 4.2 hours to make 7 parts. At that rate, how many parts can the machine make in 28.8 hours?
A: 48 parts
16. In a survey, three out of seven people named blue as their favorite color. One out of six named
red. If 1,092 people were included in the survey, how many named neither blue nor red as their
favorite color?
C: 442 people
17. 21 miles/49 hours 15 miles/n hours
A:35
18. 3.8/2.6 = y/6.2
D. 9.30
19. Determine whether the triangles below are similar.
A: yes, because the corresponding angles are congruent and the corresponding sides are
proportional
20. The triangles below are similar. Find the value of x.
C: 7.2
21. A 12-foot basketball hoop has a shadow 9.6 ft long. How long is the shadow of a 6-ft adult
standing next to the basketball hoop? Note: Diagram is not to scale.
B: 4.8 ft
22. In the scale drawing below, each side is 38 cm long. Use the scale factor shown. What is the
perimeter of the actual object?
A: 12.35
23. Los Angeles is about 385 miles from San Francisco. How far apart would the cities be on a
map with a scale of 1 in. = 20 mi? If necessary, round to the nearest hundredth.
D: 19.25 in.
24. Two towns that are 47.5 km apart are 5 cm apart on a map. What is the scale of the map?
B: 1 cm = 9.5 km
Remember your answers could be different from mine. Use They/They when mentioning me.