posted by Angelina

Ravi is putting up a fence in his backyard. He builds 3 units the first day, 7 units the second day and 11 units the third day. If he continues this pattern, how many days will it take him to finish the 55 unit fence?

  1. Ms. Sue

    Each day he puts up 4 more units than the day before.

    By the third day he's put up 21 units.
    4th day = 15 units = total 36 units
    5th day = 19 units = total = 55 units

Respond to this Question

First Name

Your Answer

Similar Questions

  1. mangerial econ

    The MorTex Company assembles garments entirely by hand even though a textile machine exists which can assemble garments faster than a human can. Workers cost $50 per day, and each additional laborer can produce 200 more units per day …
  2. Math

    Solve this problem using the simplex method. A company manufactures checker sets and chess sets. Suppose each day the company has available 1200 boards (which can be used for both games) and 80,000 units of wood for making pieces. …
  3. math

    Gino just opened a pizza restaurant. He had 1 customer the first day, 3 the second day, 6 the third day, and 10 the fourth day. a. If this pattern continues, how many customers should gino expect on the seventh day?
  4. Grade 11 U math

    A 135-kg steer gains 3.5kg/day and costs 80 cents/day to keep. The market price for beef cattle is $1.65/kg, but the price falls by 1 cent/day. When should the steer be sold to maximize profit?
  5. Math

    the design below grows each day, as shown. if the pattern continues to grow like this, how many tiles will there be in the design on the tenth day?
  6. math

    You manage inventory for your company and use a continuous review inventory system to control reordering items for stock. Your company is open for business 310 days per year. One of your most important items experiences demand of 24 …
  7. math

    A hardware supplier manufactures three kinds of fasteners, type A,B and C. Production restrictions require it to make 10 units more of type C than the total of the other types and twice as many type B as type A. The shop must produce …
  8. M361

    A factory worker productivity is normally distributed. worker A produces an average of 84 units per day with a standard deviation of 24. worker B produces at an average rate of 74 units per day with stanard deviation of 25. (a) what …
  9. math

    The value of 4x^3-x/(2x+1)(6x-3) when x=9999 If 7 men working 7 hrs a day for each of 7 days produce 7 units of work, then the units of work produced by 5 men working 5 hrs a day for each of 5 days is?
  10. Math

    7.) Old McDonald wants to build a fence around his farm. If the area of his farmland is 400 square meters, what would the perimeter of the fence be?

More Similar Questions