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

List Questions

Choose Topic

» 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.

b.

c.

d.

Topic iScore

Ques. Time

Answer

b.

Explanation

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

Now, in 3.5 h length burnt of short candle is

So, in 2 h length burnt =

Same, in 5 h length burnt of long candle is

So, in 2 h length burnt =

Now, as per question,

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

f Page
Sign In