Math

When a group of 50 consecutive multiples of 7 is added the answer is 12 075.
i) What is the smallest of these numbers?
ii) What is the largest of these numbers?

  1. 👍 0
  2. 👎 0
  3. 👁 127
  1. You have a sum of an arithmetic progression, where the common difference is 7.

    50/2 (2a+49*7) = 12075
    a = 70
    70+49*7 = 413

    So, numbers range from 70 to 413

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Math

    If the product of 4 consecutive integers is equal to one of the integers, what is the largest possible value of one of the integers? The answer is 3, but I do not understand how it is 3. I tried writing out 4 consecutive #'s such

  2. math

    jose said all of the multiples of 8 are also multiples of 2. jamila said that all of the multiples of 8 are also multiples of 4. who is correct. Explain

  3. biology

    Which of the following processes releases energy to be used by a cell? a phosphate group is added to ATP to form ADP. a phosphate group is removed from ADP to form ATP. a phosphate group is added to ADP to form ATP. a phosphate

  4. Math

    The sum of multiples of 6 between 6 & 999? I got 83166, but my answer key says 82665.. Is my answer wrong? I used the term formula to find 166 terms multiples of 6, and then the sum formula to get 83166.

  1. MATH

    The sum of three consecutive even integers is 54. What is the smallest integer being added? A) 8 B) 10 C) 12 D) 16

  2. Math

    Jose said all of the multiples of 8 are also multiples of 2. Jamila said that all of the multiples of 8 are also multiples of 4. Who is correct? Explain.

  3. Algebra

    The lengths in feet of three ropes are consecutive multiples of three. If each rope were four feet shorter, the sum of their lengths would be 42 feet. Find the lengths of the three ropes.

  4. math

    The sum of three consecutive multiples of 7 is zero.find the integers

  1. math

    A group of friends went to lunch. The bill, before sales tax and tip, was $37.50 . A sales tax of 8% was added. The group then tipped 18% on the amount after the sales tax was added. What was the amount, in dollars, of the sales

  2. math

    name 6 consecutive multiples of 5 which, when added together, make a sum between 340 and 350

  3. Art

    The picture is of colorful clogs. Through this collection, you can gain a better understanding of all of the following except. A. The history and traditions of a group of people. B. The diversity of a group of people during a

  4. Chem II

    Choose the aqueous solution below with the lowest freezing point. These are all solutions of nonvolitile solutes and you should assume ideal van't Hoff factors where applicable. a. 0.075 m NaI b. 0.075 m (NH4)3PO4 c. 0.075 m

You can view more similar questions or ask a new question.