By how much does 6/(7 / 8) exceed (6 / 7)/8 ? · ABC26GN1110
Subject: General Aptitude · Chapter: Simplification · Exam: · Marks: · Difficulty:
By how much does $\frac{6}{7 / 8}$ exceed $\frac{6 / 7}{8}$ ?
(a)$6 \frac{1}{8}$
(b)$6 \frac{3}{4}$
(c)$7 \frac{3}{4}$
(d)$7 \frac{5}{6}$
Answer
Explanation
$\frac{6}{7 / 8}-\frac{6 / 7}{8}=6 \times \frac{8}{7}-\frac{6}{7} \times \frac{1}{8}=\frac{48}{7}-\frac{6}{56}$ $$=\frac{384-6}{56}=\frac{378}{56}=\frac{27}{4}=6 \frac{3}{4} .$$
Explanation as extracted from the printed page; notation may be imperfect.
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