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## #1 2017-12-16 14:04:35

**shakeel123****Moderator**- Registered: 2017-09-21
- Posts: 50,796

### A train 100 meters long passes a bridge at the rate of 72 km/hr i...

# General Basic Math Exams Quizzes MCQs Quizzes Word Problems Math Quiz

**Question:**

A train 100 meters long passes a bridge at the rate of 72 km/hr in 25 seconds. What is the length of the bridge?

**Option A):**

None of these**Option B):**

170m**Option C):**

400m**Option D):**

600m

**Correct Answer is Option C):**

400m

**Explanation:**

Solution:

Distance travelled by the train in 25 seconds at 72 km/hr

= 72 x 5/18 x 25 = 500m

Length of bridge = 500 - length of train

= 500 - 100 = 400m

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## 2017-12-16 14:04:35

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### Re: A train 100 meters long passes a bridge at the rate of 72 km/hr i...

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