Telco company

The upstairs communications company offers customers a special long-distance calling rate that includes a $0.10 per minute charge. Which of the following represents this fee schedule where m represents the number of minutes and c is the call's overall cost?

1) c=$0.35m
2) c=$0.25+$0.10
3) c=$0.25+$0.10m
4) c=$0.25m+$0.10m

Correct answer:

c =  3

Step-by-step explanation:

c(m)=0.25+0.10m 1.min..0.35 2.min…0.45  c=3=3

Try another example


Did you find an error or inaccuracy? Feel free to write us. Thank you!



avatar







You need to know the following knowledge to solve this word math problem:

Related math problems and questions:

  • Car rent 2
    cars The cost (c), in dollars, charged by a car rental agency is calculated using the equation c = 12 +0.29m, where m represents the distance traveled in miles. Calculate the distance traveled for the cost of $56. 37.
  • Exchange rates
    penize If the Canadian dollar appreciated by C$0.005 relative to the US dollar, what would be the new value of the Canadian dollar per US dollar? Assume the current exchange rate was US$1 = C$0.907.
  • Loan
    money If you take a bank loan $ 10000 and we want to repay after the year, we have to pay the total amount $ 10320/ What is the annual interest rate on this loan?
  • Saving 9
    penize An amount of $ 2000 is invested at an interest of 5% per month. If $ 200 is added at the beginning of each successive month but no withdrawals. Give an expression for the value accumulated after n months. After how many months will the amount has accumula
  • Find the 6
    pc_smile Find the total cost of 10 computers at $ 2100 each and seven boxes of diskettes at $12 each.
  • An online
    books An online retailer offers a selection of electronic books for $4 each, plus a fixed download charge of $1 for any number of books. Write an equation to represent the total cost in dollars c for b books
  • Headphones
    headphones Charlie is saving money to buy a pair of headphones for $225. He has $37 so far, and he can save $15 per week. In how many weeks will he have enough money to buy the headphones?
  • Groceries
    chicken Arturo buys 2 cans of tomato soup that cost $0.52 each and 12 cans of chicken noodle soup that cost $0.51 each. How much is the total cost of these groceries?
  • Hour salary + fix
    work Devin recently hired a contractor to do some necessary work. The contractor gave a quote of $395 for parts plus $62 an hour for labor. Let x  represent the number of labor hours worked. Write an algebraic expression to represent the total cost for the rep
  • Limousine rent
    clocks2 Hana rented a limousine for prom. There was a one-time charge of $100, plus an hourly rate of $45. Her total cost for the night was $347.50. How many hours did Hana rent the limo for?
  • Expression money per time
    linearna You started this year with $196 saved and you continue to save an additional $19 per month. Write an algebraic expression to represent the total amount of money saved after m months.
  • The temperature 12
    teplomer The temperature of a liquid was 25°C before it was warmed at a rate of 10°C per minute for 5 minutes. It was then cooled at 3.5°C per minute for 6 minutes. What was the temperature of the liquid after cooling?
  • The Stolen Money
    magic2 A man walks into a store and steals a $100 bill. 5 minutes later, he returns to the store and buys stuff worth $70. He pays with the bill that he had stolen, so the owner of the store returns him $30. How many dollars did the store owner lose?
  • Griffin
    karton_krabica Griffin ordered a pair of sneakers online. He had a $21 credit that he applied toward the purchase, and then he used a credit card to pay for the rest of the cost. If the shoes cost $76, how much did Griffin charge to his credit card when he bought the sn
  • Dera bought
    oku_pokladna Dera bought a set of 2 files and 5 notebooks for a special offer of $12.95. if the usual price of a file is $4.35 and the notebooks were $1.30, how much less money did Dera pay for the notebook and file?
  • Great Wall of China
    china_wall The Great Wall of China is long 8880 km. Historically valuable, however, is only 30% of its length. What amount of insurance pays the Peoples Republic of China a month for this monument if the insurance company charges $ 10 per year per kilometer of histo
  • Millilitres
    fuel A 30 millilitre bottle of special fluid costs $50. How much does one millilitre of this fluid cost?