30% apples out of 450 are rotten. How many apples are in good condition? · ABC26GN2188

Subject: General Aptitude · Chapter: Percentage · Exam: R.R.B. 2006

30\% apples out of 450 are rotten. How many apples are in good condition?

(a)125

(b)180

(c)240

(d)315

Answer

Answer (as printed): D

Explanation

Number of rotten apples $=30 \%$ of $450=\left(\frac{30}{100} \times 450\right)=135$. $$\text { ∴ Number of good apples }=(450-135)=315 .$$

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

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