If we want to resize a 1024×768 pixels image to one that is 640 pixels wide…

2019

If we want to resize a 1024×768 pixels image to one that is 640 pixels wide with the same aspect ratio, what would be the height of the resized image?

Answer: C. 480 PixelsMethod: To preserve the aspect ratio, multiply the original height by the scaling factor (new width ÷ original width). Compute scaling factor = 640 ÷ 1024 =…

  1. A.

    420 Pixels

  2. B.

    460 Pixels

  3. C.

    480 Pixels

  4. D.

    540 Pixels

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Show answer & explanation

Correct answer: C

Method: To preserve the aspect ratio, multiply the original height by the scaling factor (new width ÷ original width).

  • Compute scaling factor = 640 ÷ 1024 = 0.625.

  • New height = 768 × 0.625 = 480 pixels.

  • Answer: 480 pixels.

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