1

The prices of different Heavy utility Vehicles are $240, $100, $150, $180, $200, $300

The price range of different vehicles is: $200.

2

The price of different musical instruments such as guitar are $70, $50,  $55, $ 67, $49, $82, $79

 The price range of different musical instruments is: $33

3

The quantities that different earthen pots can hold in liters are 20.2, 23.4, 19.3, 24.5, 31.0, 27.6, 20.6

The range in liters that different pots can hold is: 11.7.