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WILL GIVE BRAINLY
Of writing utensils in a bin, 5/7 are pens. Of the pens, 3/4 are black pens. What fraction of the writing utensils are black pens?
A.1/14
B.15/32
C.15/28
D.20/21

WILL GIVE BRAINLY Of writing utensils in a bin 57 are pens Of the pens 34 are black pens What fraction of the writing utensils are black pens A114 B1532 C1528 D class=

Respuesta :

The fraction of the writing utensils that are black pens is 15/28. The correct option is C. 15/28

Fractions

From the question, we are to determine the fraction of the writing utensils that are black pens

From the given information,

5/7 of the writing utensils are pens

and

3/4 of the pens are black pens

Thus,

3/4 of 5/7 of the writing utensils are black pens

3/4 of 5/7

That is,

3/4 × 5/7

= 15/28

Hence, the fraction of the writing utensils that are black pens is 15/28. The correct option is C. 15/28

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