(1 1/2+11 1/2+111 1/2+1111 1/2 ) is equal to

ABC26GN1076 · Simplification

Subject: General Aptitude · Chapter: Simplification · Exam: 2010 · Marks: · Difficulty:

$\left(1 \frac{1}{2}+11 \frac{1}{2}+111 \frac{1}{2}+1111 \frac{1}{2}\right)$ is equal to

(a)617

(b)618

(c)$1234 \frac{1}{2}$

(d)1236

Answer

Answer (as printed): D

Explanation

Given exp. $=(1+11+111+1111)+\left(\frac{1}{2} \times 4\right)$ $$\text { = } 1234+2=1236 .$$

Explanation as extracted from the printed page; notation may be imperfect.