Answer: ten ? dos = 5 Divide exactly how many musical by the quantity of adverts

Matter nine. All the information for two spend-as-you-go cellular telephone companies is provided with. an effective. What’s the unit rates in the dollars each hour for every business? To your Name: ____________ dollars each hour Cam Day: ____________ cash per hour

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

Concern nine. c. Imagine if? Other providers has the benefit of a performance off $0.05 per minute. How could the truth is the device price hourly? ____________ cash hourly

Answer: Since there are 1 hour in one hour, $.0.05 each minute is sixty ? 0.05 = $step 3 hourly. For this reason the product rate per hour try $step 3.

Matter nine. d. Mark Results Is the price simply c a better deal than simply On Telephone call otherwise Speak Day? Explain. ____________

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Sorts of below: ____________

Answer: The product price simply c are higher than the product cost out-of part a thus this isn’t a much better bargain compared to other one or two companies.

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: A performance from dos/step 3 tools implies that truth be told there have to be 2 products away from step 1 composite per step 3 devices away from an additional compound. An example you will upcoming end up being 2 egg for each step three glasses of flour. Several other analogy you are going to dos teaspoons regarding vanilla for every single step three teaspoons away from glucose.

Answer: No, the interest rate would not change. Using the example I provided to some extent an excellent) from dos egg for each step three cups of flour, tripling the newest dish would require having fun with 3(2 eggs) = 6 egg 3(3 cups of sugar) = nine cups of flour. Due to the fact six egg/9 glasses of flour = dos egg/3 cups of flour, the pace has been an identical.

Question eleven. An invisible channel needs DJs to tackle 2 commercials each ten music they play. What’s the tool rates away from sounds so you can ads? ____________ music per commercials

Concern a dozen. Multistep Terrance and Jesse is actually studies for a long-distance race. Terrance teaches at a consistent level of 6 miles every 30 minutes and you may Jesse trains at a level out-of 2 miles all fifteen moments. a. What’s the tool rates within the miles per hour per runner? Terrance: ____________ mi hourly Jesse: ____________ mi hourly

Answer: Get the equipment cost per runner because of the breaking up the number away from kilometers by number of days. Keep in mind that ten full minutes was step 1/4 out of an hour or so since there are an hour in the an time 15 ? sixty = 1/4 a beneficial) Terrance: 6 ? 1/dos = 6 ? dos = 12 miles per hour. Jesse: dos ? 1/cuatro = 2 ? 4 = 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