ABC26GN0941 · Simplification
Subject: General Aptitude · Chapter: Simplification · Exam: · Marks: · Difficulty:
Find the value of $1-\left(\frac{1 \frac{2}{3}}{3 \frac{1}{2}}+\frac{1 \frac{1}{6}}{3 \frac{1}{2}}\right)$.
(a)$\frac{3}{20}$
(b)$\frac{4}{21}$
(c)$\frac{8}{21}$
(d)$\frac{13}{21}$
Answer
Explanation
Given exp. $=1-\left(\frac{\frac{5}{3}}{\frac{7}{2}}+\frac{\frac{7}{6}}{\frac{7}{2}}\right)=1-\left(\frac{5}{3} \times \frac{2}{7}+\frac{7}{6} \times \frac{2}{7}\right)$ $$=1-\left(\frac{10}{21}+\frac{1}{3}\right)=1-\frac{17}{21}=\frac{4}{21} .$$
Explanation as extracted from the printed page; notation may be imperfect.
Open in whiteboard · Browse this chapter in the app