Question 7 The perimeter of the shape is 12cm 10cm 25cm A: 47cm B: 72cm C: 69cm D: 94cm E: Not enough information to find perimeter Question 27 If Density = Mass + Volume, what is the Mass of the solid in the diagram if its Density is 1.2 gm / cm" A: 50gm 6cm B: 60gm C: 72gm 5cm D: 38.4gm 2cm E: None of these Question 28 What is the speed in m/s of a car that travels 30km in 20 minutes? A: 1500 m/s B: 150 m/s C: 90 m/s D: 540 m/s E: None of these