Complete the Sequence: Find the Next Number Following 955, 1000, 1005

Question

Complete the sequence:

995, 1,000, 1,005,  995,\ 1{,}000,\ 1{,}005, \ \ldots

Step-by-Step Solution

To solve this problem, let's follow these steps:

  • Step 1: Calculate the differences between consecutive terms of the sequence.
  • Step 2: Use the common difference to find the next terms.
  • Step 3: Verify the result with the provided answer choices.

Step 1: Calculate the differences:
The difference between the first and second terms is 1000955=451000 - 955 = 45.
The difference between the second and third terms is 10051000=51005 - 1000 = 5.

Step 2: Identifying that the sequence alternates increases, first by 45 and then by 5, we predict it continues by adding 5. Thus, extending the sequence, the next terms would be:
1005+5=10101005 + 5 = 1010,
1010+5=10151010 + 5 = 1015,
1015+5=10201015 + 5 = 1020.

Therefore, the next terms in the sequence are 1010,1015,1020 1010, 1015, 1020 .

Step 3: Verify against provided answer choices. The correct choice is:

1010,1015,10201010,1015,1020

The next numbers in the sequence are 1010,1015,1020 1010, 1015, 1020 .

Answer

1,010, 1,015, 1,020 1{,}010,\ 1{,}015,\ 1{,}020


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