Equivalent Ratios/Rates
Equivalent Fractions, Decimals and %
Describing with Ratios
Making Predictions with Ratios
Problem Solving Strategies
100
Equivalent ratios are found by... A. Adding and subtracting B. Multiplying or dividing
B. Multiplying or dividing
100
Jose surveyed 120 6th graders and found that 72 liked Takis. What percent of students liked Takis?
72:120= 60%
100
6 out of every 10 students carry a backpack to school. Name the ratio that accurately compares the number of students who carry backpacks to the number of student do not carry back packs?
3:2
100
A 6 ounce can of tomato sauce costs $0.50. About how much will a 24 ounce can of tomato sauce cost if the price per ounce remains the same?
$2.00
100
What is the most important strategy for answering a math question correctly?
Read the problem carefully!
200
Name all the following ratios that are equivalent to 2:6? A. 1:3 B. 3:1 C. 4:8 D. 4:12 E. 6:15 F. 8:24
A, D, F
200
5 % of students ride the bus to school. If there are 900 students, what is the ratio of bus riders to the total number of students?
1:20
200
3 of every 12 students prefer Jordans to other shoes. What is the ratio of students who prefer Jordans to those who do not?
1:3
200
A map has a scale of 1cm:4km. If two cities are 11 cm apart on the map, how many kilometers apart are they?
44 kilometers.
200
What goes in the top two boxes of the problem solving board?
Box 1: What you know, what you need to know Box 2: Draw a picture or diagram
300
6.2C. The ratio of girls to boys on the school bus is 6 to 4. Which combination of girls and boys could be on the bus? A. 24 girls and 40 boys B. 36 girls and 24 boys C. 24 boys and 22 girls D. 18 boys and 12 girls
B. 36 girls and 24 boys
300
75 percent of professional athletes played college sports. What fraction of professional athletes played college sports?
3/4
300
McDonalds claims that 1 in 4 customers will win in their Monopoly game. What is the ratio of customers who don't win to the total of customers?
3 in 4
300
At the ice cream parlor, 4 chocolate ice cream cones are sold for ever 1 vanilla ice cream cone sold. If 30 cones are sold, how many do you expect to be vanilla?
6 vanilla cones
300
What goes in the last two boxes of the problem solving board?
Box 3: Solve the problem (show your work) Box 4: Check your answer (Is it reasonable?)
400
6.2C. Ms. Oliva ran 40 laps around the track during the first week in February, 75 the second, 50 the third, and 45 the fourth. On average, Ms. Oliva can run one lap in 2 minutes. How many hours did Ms. Oliva run in the last 4 weeks? A. 3.5 hours B. 1.75 hours C. 10.0 hours D. 7.0 hours
D. 7.0 hours
400
What value is not equal to the others? 1in5 , 0.2 , 0.02 , 0.20 , 20% , 1/5
0.02
400
1 in 3 angles of a right triangle is rignt angles. What is the ratio of acute angles to right angles in right triangles?
2 to 1, 2:1, 2/1
400
A survey at Valley Middle School indicates that 8 out of 24 students ride their bikes to school every day. If 720 students attend the school, how many students can be expected to ride their bikes to school every day?
240 students ride bikes to school
400
How do you improve your chances of answering correctly on a multiple choice test?
Eliminate answer choices that are definitely incorrect or not logical. This improves your chances of choosing the correct answer.
500
If Mr. Santos drives his car 210 miles to Fort Worth in 3 hours, how many miles does he travel on average per hour?
70 miles per hour
500
Ms. Pope saves $2.50 off her purchase of $10.00 in coffee at HEB. What percent of the price did she save?
25%
500
When asked, "What's your favorite color?" 3 students said, "Brown." 12 students said, "Red." 10 students said, "Blue." 15 students said, "Green." What is the ratio of students who did NOT pick blue to the total number of students?
3 to 4
500
If the ratio between the circumference and the diameter of a circle is about 3 to 1, what is the circumference of a circle with a diameter of 15m?
45m
500
What's the best way to check your work?
Work backwards
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