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 is Coach Rod's favorite team?
Dallas Cowboys
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
What value of x makes these ratios equivalent?
x/6 = 8/12
What is 4
Represent as a percent:
18/100
18%
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
Solve for the quotient:
28/8
3.5
What two operations will produce equivalent ratios?
A. Adding
B. Subtracting
C. Multiplying
D. Dividing
What is C & D Multiplying and Dividing
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
What value of x makes these ratios equivalent?
3:8 = 15:x
What is 40.
Solve
18.5 * 5
92.5