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?
- A.
420 Pixels
- B.
460 Pixels
- C.
480 Pixels
- D.
540 Pixels
Attempted by 119 students.
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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.