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A Student Was Asked to Simplify the Expression: 0.1216 × 0.105 × 0.0002 0.625 × 0.08512 × 0.039 × 0.16 His Answer Was 1 65 . What is the Difference Between His Answer and the Correct Answer? - Mathematics

MCQ

A student was asked to simplify the expression: `(0.1216 xx 0.105 xx 0.0002)/(0.625 xx 0.08512 xx 0.039 xx 0.16)` his answer was `1/65.` What  is the difference between his answer and the correct answer?

Options

  • `1/65`

  • `1/130`

  • `1/26`

  • `1/13`

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Solution

`1/130`

Explanation:

`(0.1216 xx 0.105 xx 0.0002)/(0.625 xx 0.08512 xx 0.039 xx 0.16)=1/130`

∴ Required difference`=1/65-1/130=1/130`

Concept: Simplification
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