The reciprocal of -3/8× (-7/13) is

Correct Answer is : 104/21104/21104/21

Correct Answer is : 104/21104/21104/21

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CTET Paper II (Mathematics and Science) July 2013 Solved Paper

Question : 33 of 150

Marks: +1, -0

\frac{-3}{8}\times (\frac{-7}{13})

Solution:

Concept:

The reciprocal of a number is 1 divided by that number. For a fraction, swap numerator and denominator.

Explanation:

First, compute the product:

\frac{-3}{8} \times \frac{-7}{13}

. The product of two negatives is positive, so

\frac{3 \times 7}{8 \times 13} = \frac{21}{104}

Now, the reciprocal of

\frac{21}{104}

\frac{104}{21}

Answer:

104/21

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