Question

If 4539 = 540, 758 = 280, and 3745 = 420, then 2788 =___.

A 887 Correct Answer Incorrect Answer
B 823 Correct Answer Incorrect Answer
C 978 Correct Answer Incorrect Answer
D 896 Correct Answer Incorrect Answer

Solution

The product of all the digits of the first number is second number. 4539 → 4 x 5 x 3 x 9 = 540. 758 → 7 x 5 x 8 = 280. 3745 → 3 x 7 x 4 x 5 = 420. 2788 → 2 x 7 x 8 x 8 = 896.

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