Answer: 10 ? dos = 5 Split the number of tunes of the level of advertisements
Concern 9. All the info for a couple of shell out-as-you-wade mobile people is given. an effective. What is the product speed inside dollars per hour per team? On the Phone call: ____________ dollars by the hour Cam Day: ____________ bucks hourly
Answer: Divide the cost by the number of hours for each company to find the unit rates. On Call: 10 ? 3.5 = 2 \(\frac<6><7>\) ? 2.86 Talk Time: 1.25 ? \(\frac<1><2>\) = 2.50
Question nine. c. What if? Various other company also offers a rate from $0.05 per minute. How could you find the product price by the hour? ____________ bucks each hour
Answer: Since there are 1 hour inside the an hour, $.0.05 a minute are sixty ? 0.05 = $3 hourly. For this reason the product rate each hour are $step three.
Concern 9. d. Mark Findings ‘s the speed simply c a far greater bargain than simply Toward Phone call otherwise Cam Time? Define. ____________
Type lower than: ____________
Answer: These devices speed partly c was greater than the product rates from region a so this is simply not a much better deal as compared to other a couple people.
Question 10. Represent Real-World Problems Your teacher asks you to find a recipe that includes two ingredients with a rate of \(\frac<2>><3>>\). a. Give an example of two ingredients in a recipe that would meet this requirement.
Answer: An increase of 2/step 3 products implies that truth be told there need to be dos devices of 1 compound for each step three equipment out-of a second mixture. An example you are going to upcoming end up being dos egg for every single step 3 glasses of flour. Several other example you will definitely 2 teaspoons regarding vanilla extract each 3 teaspoons of sugar.
Answer: Zero, the speed won’t changes. Utilising the example I offered in part a good) out-of 2 eggs for every single 3 glasses of flour, tripling the latest recipe would need having fun with step 3(2 eggs) = six eggs 3(step 3 cups of glucose) = 9 glasses of flour. Just like the 6 egg/9 glasses of flour = 2 eggs/3 cups of flour, the rate is still a comparable.
Question eleven. A wireless route requires DJs to play 2 ads for every single 10 music they play. What’s the tool speed out of tunes to help you advertising? ____________ musical each advertisements
Matter 12. Multistep Terrance and you may Jesse is actually knowledge for a long-distance competition. Terrance trains at a consistent level out of 6 miles every 30 minutes and you can Jesse teaches for a price https://datingranking.net/pl/swoop-recenzja/ regarding dos miles every fifteen minutes. an excellent. What is the tool speed inside the miles per hour for every single athlete? Terrance: ____________ mi each hour Jesse: ____________ mi per hour
Answer: Discover the product rates per runner because of the breaking up the number out-of miles because of the quantity of times. Remember that 15 minutes try 1/cuatro out of an hour or so since there are an hour into the an enthusiastic hour 15 ? sixty = 1/cuatro a great) Terrance: six ? 1/dos = 6 ? 2 = a dozen mph. Jesse: dos ? 1/cuatro = dos ? cuatro = 8 miles per hour.
Question 12. b. How long will each person take to run a total of 50 miles at the given rates? Terrance: ______ \(\frac\) Jesse: ______ \(\frac\)
Answer: Divide the number of miles by the unit rates found in part a to find the time. Terrance: 50 ? 12 = = 4 \(\frac<1><6>\) hours Jesse: 50 ? 8 = 50/8 = 6 \(\frac<1><4>\) hours
Question 12. c. Sandra runs at a rate of 8 miles in 45 minutes. How does her unit rate compare to Terrance’s and to Jesse’s? ______ \(\frac\) mi per hour