pre-algebra

jack brought 3 items that cost 25 dollars each, and five items that cost 40 dollars each. what was the total cost, including 5% sales tax?

  1. 👍 0
  2. 👎 0
  3. 👁 50
asked by susan
  1. 3 * 25 = ?

    5 * 40 = ?

    Add those products.

    Then multiply the sum by 1.05 to find the total cost.

    I'll be glad to check your answer.

Respond to this Question

First Name

Your Response

Similar Questions

  1. MATH

    The cost to manufacture a product is proportional to the quantity produced, with a cost of $270000 dollars per day when 900 items are produced. The cost to store n items is proportional to the square of n, with a daily storage

    asked by lily on March 2, 2016
  2. algebra

    The total cost (in dollars) for a company to manufacture and sell x items per week is C=50x+40 whereas the revenue brought in by selling all x items is R=68x−0.3x^2. How many items must be sold to obtain a weekly profit of $200?

    asked by suly on August 8, 2018
  3. Phoenix

    In planning for a new item, a manufacturer assumes that the number of items produced x and the cost in dollars C of producing these items are related by a linear equation. Projections are that 100 items will cost $10,000 to

    asked by Sarah on April 11, 2007
  4. math

    Help I can go this far and then lost. In planning for a new item, a manufacturer assumes that the number of items produced x and the cost in dollars C of producing these items are related by a linear equation. Projections are that

    asked by Dee on May 24, 2007
  5. algebra

    The mathematical model C(x)=800x + 20,000 represents the cost in dollars a company has in manufacturing x items during a month. Based on this, how much does it cost to produce 500 items?

    asked by renee on December 11, 2010
  6. Math

    Can anyone help me with this? The marginal cost for items in dollars is given by C''(x) = 2x + 30. If the cost of producing 2 items is $220, determine the cost function. What is the cost function? C(x)= _________________

    asked by Jenny on May 19, 2013
  7. Math

    The total cost (in dollars) for a company to manufacture and sell x items per week is C(x)=70x+400. If the revenue brought in by selling all x items is R(x)=90x−0.05x^2, find the weekly profit. How much profit will be made by

    asked by Keonn'a on October 25, 2018
  8. Algebra

    In planning for a new item, a manufacturer assumes that the number of items produced x and the cost in dollars C of producing these items are related by a linear equation. Projections are that 100 items will cost $10,000 to

    asked by Linda on May 20, 2007
  9. math

    In a factory of electronic items, the total cost of production, expressed in thousands of dollars, is given by the function C(x)= (x^2-x+2)/x+1 where x belongs to [0;5] and expressed in hundrends of items produced. 1) calculate in

    asked by Jessy on January 1, 2011
  10. calculus

    In your new job as a strategic planner at BusCalcInc, you have been asked to evaluate a proposal for manufacturing a new product. Other analysts have determined that a linear function is a reasonable estimate for the total cost

    asked by sue on September 28, 2009

More Similar Questions