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### Primary 6 Problem Sums/Word Problems - Try FREE

- Speed: Getting there! > Speed Exercise 17 > 2
- Attempting as Guest
- Attempt Mode: Attempt Single Question

**Score :**

(Single Attempt)

**Question
**

The distance between Point A and Point B is 20 km.

Alice and Serena left Point A at 1100 and drove towards Point B at speeds of 18 km/h and 24 km/h respectively.

When Serena completed `3/4` of her journey, she took a break till Alice caught up with her before resuming her drive to Point B.

How long was Serena's break?

*Note to students:*

*Give your answer in minutes**Round your answer off to 2 decimal places*

* *

The correct answer is :

**12.5**