# . A cuboid has _______ edges

**Class: Basic 5**

**Subject: Mathematics**

**Topic: Tests**

**Instructions: Read and answer the following questions. Show all workings.**

**1. Which of these is a three dimensional shapes?**

**(a) rectangle (b) cuboid (c) triangle**

**2. If a dice is thrown once, the chance of having a prime number is _________.**

**(a) 1/3 (b) 1/2 (c) 1/6**

**3. How many cm^3 are there in 1 litre?**

**(a) 1000cm^3 (b) 100cm^3 (c) 10cm^3**

**4. An angle greater than 90° but less than 180° is called ______________ angles.**

**(a) acute (b) reflex (c) obtuse**

**5. The formula for finding area of a triangle is ________.**

**(a) 1/2 * base x height (b) Length x breadth (c) 2*pie* r^2**

**6. What is the mean age of six children, if there ages are : 12, 9, 10, 11, 9, 9?**

**(a) 10 (b) 9 (c) 12**

**7. What is the volume of a cube that is 8cm on each side?**

**(a) 64cm^3 (b) 502cm^3 (c) 32cm^3**

**8. The sum of angles on a straight line is ____________. **

**(a) 90° (b) 360° (c) 180°**

**9. Find the mode of the set of data: 1, 6, 7, 5, 8, 9, 6, 3, 2.**

**(a) 5.73 (b) 6 (c) 5.5**

**10. A cuboid has _______ edges. (a) 12 (b) 6 (c) 8**