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

- Volume: It's all in the dimensions! > Volume Exercise 3 > 4
- Attempting as Guest
- Attempt Mode: Attempt Single Question

**Score :**

(Single Attempt)

**Question
**

The figure shown above is a cuboid.

The ratio of the width to length of its rectangular face is 4:5.

The rectangular face has an area of 80 cm^{2 }as shown.

(a) Find the volume of the cuboid.

(b) Calculate the total surface area of all the faces of the cuboid.

*Notes to students:*

*If the question above has parts, (e.g. (a) and (b)), given that the answer for part (a) is 10 and the answer for part**(b) is 12, give your answer as:10,12*

The correct answer is :

**800,520**