Maths

posted by .

(a display of a goods in a store has to be organized in layers so that the 7th layer , from the floor, consist of 28 items while the 18th layer must have 6 items.the number of items in the different layers forms an arithmetic sequence.) (1) give the expression, in terms of a and d, for the 7th term and 18th term?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. written communications

    when your ordering goods from a distributor the best way to indicate the items you wish to order is to a. mention the items several times in the letter b. list items oj a separate sheet to accompany the letter c. list the items after …
  2. Math

    Marx clothing store is selling a lot of items. On monday 495 items were sold. on tuesday 450 items were sold. on friday 593 items were sold. Marx's misplace the totals for wed and thurs but the average over the five days was 494 items …
  3. math

    At a production level of 1400 items, the total cost is $7250 and the marginal cost is $25. Use this information to estimate the costs of producing the following number of items. Your answers should be whole numbers. a) 1401 items . …
  4. Stats...is this correct?

    A sample of purchases at the local convenience store has resulted in the following sample data, where x = the number of items purchased per customer and f = the number of customers. x 1 2 3 4 5 f 5 15 8 8 7 1. What does the 15 stand …
  5. math

    Bill buys x items at $3 each, y items at $5 each, and z items at 6 each. If x,y,and z are each multiple of 5 and the total price of the items costing $3 and $5 is 55, which of the following could be the total price of all x +y+z items?
  6. Math

    A website developer is designing a website for a clothing company. Clothing items will be arranged on a web page in a rectangular display showing 32 clothing items, with the same number of items in each row. How many ways can the display …
  7. Math

    Q. marx's clothing store is selling a lot of items. On Monday 495 items were sold. On Tuesday 450 items were sold. On Friday 593 items were sold. Marx's misplaced the totals for Wednesday and Thursday, but the average over the five …
  8. statistics

    in a shipment of 7 items there are three defective items. at random 4 items are selected what is the expected number of defective items?
  9. Math, algebra 2

    You are stacking soup cans for a display in a grocery store. Your manager wants you to stack 120 cans in layers, with each layer after the first having one less can then they layer before it. One can should be in the top layer. If …
  10. Homework Help Math

    Q. marx's clothing store is selling a lot of items. On Monday 495 items were sold. On Tuesday 450 items were sold. On Friday 593 items were sold. Marx's misplaced the totals for Wednesday and Thursday, but the average over the five …

More Similar Questions