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Review for Quiz. Ratio, Rates, Proportions and Percents. Find the constant proportionality of this graph. Write the equation. Answer: 4 and y = 4x.
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Review for Quiz Ratio, Rates, Proportions and Percents
Find the constant proportionality of this graph.Write the equation. Answer: 4 and y = 4x
You are shopping at Target and a jumbo size bag of fun sized M&M’s costs $5.50 for 39 bags. Jewel has a regular bag of fun sized M&M’s for $2.49 for 20 bags. Which one is a better buy? Answer: Jewel you only pay $0.12/bag Saving of $0.02/bag
12 key chains cost $4.80. How much will 20 key chains cost? Answer: $8.00
A recipe calls for 3 cups of sugar to make 120 cookies. If you have 5 cups of sugar, how many cookies can you make? Answer: 200 cookies
Sam is traveling 210 km in 5 hours, how many kilometers did she travel in one hour Answer:42 km per hour
Zakir read 552 pages in 8 hours, how many pages did he read in an half a hour? Answer:34.5 pages in 30 minutes
Write the equation to this graph and what is the constant of proportionality? Equation is y=.33x K= .33
Solve for x.x + 5 = 80 4 6 Answer: x = 48.3
Making a holiday dessert you need 16 cups of nuts (x) to 8 cups of fruits (y). What is the equation of constant proportionality for the holiday dessert?If you have 152 cups of fruits, how many cups of nuts do you need? Equations: y= 0.5x 304 cups
Special:Buy 3 cans of Monster for $7.95 each. Find unit rate Answer: $2.65 per can
A recipe requires 3 cups of flour to make 27 dinner rolls. If I need 96 dinner rolls should I use 9 cups of flour?Why or why not? Answer: no that would not be enough flour
Find the next values. What is the constant? Answer: 8 & 24 K=3
Gage has 114 soccer cleats and 96 soccer balls. What is Gage’s ratio of soccer balls to cleats?Express in a fraction in lowest terms. Answer: 16/19
Find the constant for the graph. Answer: k= 30
2x – 9 = 21 4 3 Answer: x= 18.5
Special:Four boxes of stuffing costs $11.00, and get another box half off. Find the unit rate. Answer: $2.75 per box
If you write 15 pages in 45 minutes. Then you write 18 pages in 55 minutes. Is the number of written pages proportional to your time? Answer: Not proportional 825 not = to 810