Multiple choice

What is the 4th element in step 4?

Directions: In the following illustration, an input is given followed by steps performed on it. Carefully observe the changes and find the pattern and answer the question given for the new input.

Input: 2 5 7 6 8 9 1

Step 1: 5 26 50 37 65 82 2
Step 2: 8 23 53 34 68 79 5
Step 3: 18 48 108 70 138 160 12
Step 4: 13 22 58 47 73 78 70
Step 5: 31 70 166 117 211 238 22
Step 6: 100 205 282 327 448 259

Step 6 is the last step and the output.

Now according to the above steps, solve this input to answer the given question:

Input: 3 3 4 5 6 2 8

  1. 22

  2. 18

  3. 25

  4. 88

  5. 73
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Input: 3 3 4 5 6 2 8 Step 1: 10 10 17 26 37 5 65 Step 2: 13 7 20 23 40 2 68 Step 3: 28 16 42 48 82 6 138 Step 4: 18 6 25 22 45 1 73 Step 5: 46 22 67 70 127 7 211 Step 6: 67 88 136 196 133 217 Following calculations are done while arranging the input: Step 1 = Input(square) + 1 every element Step 2 = Step 1 + 3, Step 1 – 3 alternately Step 3 = 2(Step 2 + 1) Step 4 = Step 3 - Step 1 Step 5 = Step 4 + Step 3 Step 6 = 1st + 2nd element of Step 5, 2nd + 3rd element of Step 5, 3rd + 4th element of Step 5 and so on and only 6 elements in Step 6. This is the correct option because it works out to be 22.

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