ABC26GN0764 · Decimal Fractions

Subject: General Aptitude · Chapter: Decimal Fractions · Exam: 2004 · Marks: · Difficulty:

$\left(\frac{1.49 \times 14.9-0.51 \times 5.1}{14.9-5.1}\right)$ is equal to
(a)0.20
(b)2.00
(c)20
(d)22
Answer
Answer (as printed): B
Explanation
Given expression $= \frac{1.49\times14.9 - 0.51\times5.1}{14.9-5.1} = \frac{10[(1.49)^2-(0.51)^2]}{10(1.49-0.51)} = (1.49+0.51) = 2$.

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

Open in whiteboard · Browse this chapter in the app