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Question

In the decimal, 2.4d7, d represents a digit from 0 to 9. If the value of the decimal rounded to the nearest tenth, is less than 2.5, what are the possible values of d?
  1. 0,1,2
  2. 0,1,2,3,4
  3. 5,6,7
  4. 5,6,7,8,9

A
0,1,2
B
5,6,7
C
5,6,7,8,9
D
0,1,2,3,4
Solution
Verified by Toppr

The correct answer is {0,1,2,3,4}.
: If d5, the decimal rounded to the nearest tenth will be greater than 2.5.
Hence, option B is correct.

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