NTSE Stage-2 (National-Level) Mental-Ability: Questions 1 of 440

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» Verbal Intelligence » Arithmetic Reasoning

Appeared in Year: 2013

MCQ▾

Question

Two candles are of different lengths and thicknesses. The short and the long ones can burn respectively for 3.5 hour and 5 hour. After burning for 2 hour, the lengths of the candles become equal in length. What fraction of the long candle’s height was the short candle initially?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Topic iScore

Ques. Time

Answer

b.

Explanation

Here, let lengths be Equation for short and Equation for long candle.

Now, in 3.5 h length burnt of short candle is Equation

So, in 2 h length burnt = Equation

Same, in 5 h length burnt of long candle is Equation

So, in 2 h length burnt = Equation

Now, as per question,

After burning for 2 hour, the lengths of the candles become equal in length.

Equation

Equation

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