Write a ratio for the situation in three ways, comparing the first quantity to the second quantity.
A zoo has 17 monkeys and 12 chimpanzees.
(1 point)
12 to 17, 12:17, twelve over seventeen17 to 12, 17:12, 17 over 1217 to 22, 17:22, 17 over 1217 to 12, 12:17, 17 over 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.
(1 point)
1 to 9, 1:9, 1/91 to 4, 1:4, 1/44 to 9, 4:9, 4/99 to 13, 9:13, 9/13
3.
Write three ratios equal to 7 over 35.
(1 point)
1 over 7, 2 over 14, 3 over 21five sevenths, 10 over 7, 15 over 77 over 35, seven over forty, seven over forty fiveone fifth, two tenths, three over fifteen
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?
(1 point)
three over fourfour over three28 over 2121 over 28
5.
Write a unit rate for the situation. Round to the nearest hundredth if necessary.
traveling 426 miles in 7 hours
(1 point)
85.2 miles/hour71 miles/hour0.0426 miles/hour60.86 miles/hour
6.
Population density is the number of people per unit of area. What is the population density of a state that has 626,011 people in 9,620 square miles? Round to the nearest whole number.
(1 point)
650 people per square mile65 people per square mile651 people per square mile6,507 people per square mile
7.
Use the unit price to find the total price.
9 gallons at $1.92 per gallon
(1 point)
$17.21$18.18$17.28$18.38
8.
Store A sells 5 bagels for $2.05. Store B sells 3 bagels for $1.35. How do the unit rates compare?
(1 point)
The bagels at Store A are $0.04 more expensive than the bagels at Store B.The bagels at Store A are $0.03 more expensive than the bagels at Store B.The bagels at Store B are $0.04 more expensive than the bagels at Store A.The bagels at Store B are $0.03 more expensive than the bagels at Store A.
9.
Which is the best buy?
(1 point)
$12.40 for 6 boxes of tissues$10.58 for 5 boxes of tissues$14.11 for 9 boxes of tissues$15.47 for 8 boxes of tissues
10.
Determine which ratio forms a proportion with fourteen thirty-fifths by writing the ratio in simplest form.
(1 point)
two-seventhsfour-fifthsthree-eighthstwo-fifths
11.
Determine which ratio forms a proportion with 7/2 by finding a common multiplier.
(1 point)
35 over 870 over 2028 over 1070 over 8
12.
Determine which ratio forms a proportion with fifteen over eight by using cross products.
(1 point)
25 over 1630 over 1260 over 3275 over 32
13.
Which ratios can form a proportion?
(1 point)
9 over 45, 8 over 408/12, 12 over 218/12, 12/159 over 22, 14 over 28
14.
Drinking 8 fluid ounces of milk provides 270.0 milligrams of calcium. How many fluid ounces of milk provide 72.5 milligrams of calcium? Round to the nearest tenth.
(1 point)
2.1 fluid ounces2.3 fluid ounces2.6 fluid ounces1.8 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?
(1 point)
48 parts41 parts172 parts17 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?
(1 point)
650 people468 people442 people806 people
Solve the proportion using cross products. Round to the nearest hundredth if necessary.
17.
22 miles over 55 hours = 12 miles over h hours
(1 point)
48304522
18.
5.2 over 3.5 equals y over 7.5
(1 point)
7.2511.145.052.43