VOLA Mathematics Department Homework Assignment 9 Level 3 CFE Mathematics NON CALCULATOR – WORKING MUST BE SHOWN ALL STRAIGHT LINES MUST BE DRAWN WITH A RULER Numeracy 1. (a) 21 x 34 (b) 12000 ÷ 400 1 3 3 7 2. Find (a) 2 (c) 2.24 x 40 (b) 35% of £750 3. Express the following as decimals and as fractions in their simplest form a) 22% 4. Calculate a) 9 - (-9) b) -72 ÷ (-6) c) 21 + (- 4) d) (-8) x 12 b) 8% c) 18.5% Level 3 Block 5 Ratio and proportion 5. Simplify each of the following ratios: a) 5 : 10 b) 100 : 8 c) 12 : 16 : 24 d) ½ : 6 6. The ratio of boys to girls in class 2B2 is 4 : 5. If there are 15 girls in the class, how many pupils are in the class altogether? 7. Share £1500 between Ken and Deirdre in the ratio of 3 : 2 3D Shapes and Volume 3cm 8. A gift box for jewellery is to be made with the measurements shown. Draw an accurate net that would make a box with these dimensions. 5cm 5cm 9. Calculate the volume of these 3D shapes. a) 5cm 8cm b) 2cm 4cm 10. The dimensions of a fish tank are shown: a) Calculate the volume of the tank in litres. b) If the tank is ¾ full, how much water is in it? 20cm 8cm 30cm m VOLA Mathematics Department Homework Assignment 9 Level 3 CFE Mathematics NON CALCULATOR – WORKING MUST BE SHOWN ALL STRAIGHT LINES MUST BE DRAWN WITH A RULER Numeracy 1. (a) 21 x 34 (b) 12000 ÷ 400 1 3 3 7 2. Find (a) 2 (c) 2.24 x 40 (b) 35% of £750 3. Express the following as decimals and as fractions in their simplest form a) 22% 4. Calculate a) 9 - (-9)b) -72 ÷ (-6) c) 21 + (- 4) d) (-8) x 12 b) 8% c) 18.5% Level 3 Block 5 Ratio and proportion 5. Simplify each of the following ratios: a) 5 : 10 b) 100 : 8 c) 12 : 16 : 24 d) ½ : 6 6. The ratio of boys to girls in class 2B2 is 4 : 5. If there are 15 girls in the class, how many pupils are in the class altogether? 7. Share £1500 between Ken and Deirdre in the ratio of 3 : 2 3D Shapes and Volume 3cm 8. A gift box for jewellery is to be made with the measurements Draw an accurate net that would make a box with these dimensions. 5cm 5cm 9. Calculate the volume of these 3D shapes. a) 5cm 8cm b) 2cm 4cm 10. The dimensions of a fish tank are shown: c) Calculate the volume of the tank in litres. d) If the tank is ¾ full, how much water is in it? 20cm 8cm 30cm m shown.