The digit 7 appears twice in the product.

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asked Apr 3, 2023 10.7k views

1 Answer

Blnpwr · Answer 1 · 2023-04-10T14:49:28+0000

Answer:

The numbers in which 7 appears are. 7, 17, 27, 37, 47, 57, 67, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 87, 97, 107. So, counting all. ∴ Number of times 7 appears = 21

The digit 7 appears twice in the product.

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