Ratios
A ratio is a ___________ between two or more numbers.
Relationship or Comparison
For every 4 hot dogs, 5 sodas are sold. What is the ratio of sodas to hot dogs sold? Give 3 equivalent ratios.
What is 5 to 4, 10:8, 15\12
2/3 and 4/6
Equivalent. There is a common factor of 2 between the two ratios.
What value of x makes these ratios equivalent?
x:6 = 12:18
What is 4
What sports did Mrs. Bersing play in high school?
Soccer and softball
Write 11 limes to 6 lemons as a ratio in 3 ways.
11:6, 11/6, 11 to 6
Ratios can ONLY be written as fractions. True or False?
False: Ratios can be written 3 different ways.
1/6 and 2/7
Not Equivalent. No common factor between the two ratios
What value of x makes these ratios equivalent?
x/12 = 9/36
What is 3
If five scoops of ice cream costs $10.00, how much is is then for one scoop?
What is $2.00?
What is another word for "equivalent"?
Equal
There are 3 pineapples and 5 bananas. What is the ratio of bananas to total fruit?
5:8
6/8 and 9/12
Yes 6/8= 3/4 9/12= 3/4
RAM BUCK WINNER: What value of x makes these ratios equivalent?
x/6 = 8/12
What is 4
The 4th planet from the sun.
What is Mars
What are the two types of ratios?
Part-to-Whole, and Part-to-Part
What are unit rates?
They are rates per one unit.
if Mr. Gadson brought 12 cans of soda and it cost him $4. then the unit rate (price/per can of soda) would be $.33
5/10 and 4/8
yes 5/10 = 1/2 4/8= 1/2
What value of x makes these ratios equivalent?
6/10 = 18/x
What is 30
The first president of the United States.
Who is George Washington
What two operations will produce equivalent ratios?
A. Adding
B. Subtracting
C. Multiplying
D. Dividing
What is C & D Multiplying and Dividing
RAM BUCK WINNER: Write 3 equivalent ratios.
Answers will vary, must be confirmed by opposing player (if playing against someone)
9/20 and 3/10
Not Equivalent. No common factor between the two ratios
when Ryan writes stories, he types 80 words every 2 minutes. Today Ryan typed for more than 2 minutes. What phrase best describes how many words Ryan typed today?
B. Less than 80 words
C. 80 Words
D. More than 80 words
PENCIL WINNER: Solve
3,432 div 26
What is 132?