**Instruction:** The table given below shows distance (in cm) travelled by the bodies A, B and C. Read this data carefully and answer the questions which follow.

Distance (in cm) covered by different bodies

**Time** |
**Body A** |
**Body B** |
**Body C** |

1^{st} second |
20 |
20 |
20 |

2^{nd} second |
20 |
36 |
60 |

3^{rd} second |
20 |
24 |
100 |

4^{th} second |
20 |
30 |
140 |

5^{th} second |
20 |
48 |
180 |

**1. Which of the bodies is moving with **

**(a)** constant speed?

**(b)** constant acceleration?

**2. Which of the bodies covers **

**(a)** maximum distance in 3 rd second?

**(b)** minimum distance in 3 rd second?

**3.** Which of the bodies is moving with non-uniform acceleration?