alleryA non-zero fraction multiplied by its reciprocal gives what?
AZero as the result
BThe same fraction
CTwo as the result
DOne as the result
Answer & Solution
Correct answer: D. One as the result
1. Take 2/5 and its reciprocal 5/2.
2. Multiply: (2 x 5)/(5 x 2) = 10/10 = 1.
3. So the reciprocal is the multiplicative inverse; 0 and the fraction itself do not result.
_Source: Wikipedia, Fraction, section Reciprocals and the invisible denominator_
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