Answer: ten ? dos = 5 Divide the amount of musical from the level of ads
Question nine. All the details for a couple of shell out-as-you-wade cellular phone businesses is provided. a beneficial. What is the product rates for the cash per hour for every team? To your Telephone call: ____________ cash each hour Speak Time: ____________ bucks by the 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
Matter 9. c. Imagine if? Various other team also offers a rate off $0.05 each and every minute. How would you notice the unit rates hourly? ____________ dollars each hour
Answer: Since there are 60 minutes during the an hour, $.0.05 each and every minute are sixty ? 0.05 = $step 3 per hour. Therefore the device rates hourly was $step 3.
Concern nine. d. Draw Findings ‘s the rates to some extent c a much better deal than simply Toward Telephone call otherwise Talk Time? Establish. ____________
Variety of less than: ____________
Answer: The unit price to some extent c is actually greater than these devices prices regarding part a very this is simply not a better deal than the almost every other a couple businesses.
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 speeds away from dos/step 3 tools means that indeed there need to be dos units regarding step 1 mixture for each and every 3 products out-of one minute substance. One of these you may then become dos eggs each step 3 cups of flour. Another example you certainly will dos teaspoons of vanilla each 3 teaspoons of sugar.
Answer: Zero, the pace would not change. Utilising the example I offered to some extent a great) off 2 eggs for each step three glasses of flour, tripling brand new menu would require playing with 3(2 egg) = six eggs 3(step 3 cups of glucose) = 9 glasses of flour. Just like the six egg/9 cups of flour = dos eggs/step three cups of flour, the pace has been a similar.
Question eleven. An invisible route demands DJs to tackle dos ads for every single ten songs it enjoy. What’s the unit rate out of audio so you’re able to advertisements? ____________ tunes for every single adverts
Matter 12. Multistep https://datingranking.net/pl/eharmony-recenzja/ Terrance and Jesse was training for some time-point race. Terrance teaches at a rate regarding six kilometers the 30 minutes and you will Jesse teaches at a level out-of 2 kilometers all 15 times. an effective. What is the equipment rates in the miles per hour for every single athlete? Terrance: ____________ mi each hour Jesse: ____________ mi each hour
Answer: Select the device rates each athlete by dividing the quantity regarding miles by the level of occasions. Understand that ten full minutes is actually 1/4 of an hour since there are one hour in the a keen hour fifteen ? 60 = 1/cuatro a great) Terrance: six ? 1/dos = six ? dos = 12 mph. Jesse: dos ? 1/4 = dos ? 4 = 8 mph.
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