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### NCV 4 Mathematical Literacy Hands-On Support Slide Show - Module 2 Part 1

1. Mathematical literacy 4
2. Module 2: Patterns and relationships
3. 1.1 Numerical and geometric patterns investigated and extended y = 2x Input value (x) 1 2 3 4 Output value (y) 2 4 6 8
4. Inverse relationship
5. Activity 4 R148,50 R445,50 R594,00 Direct litres of petrol 1 15 45 60 Total cost 9,90
6. Activity 4 Direct R79,20 R99,00 R118,80 R138,60 Petrol consumption 8 10 12 14 Cost per 100km
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12. 1.1.3 Putting patterns into words and the other way around Input values 0 300 600 900 1200 1500 1800 2100 2400 Output values 50 110
13. Activity 6 Metro bus ticket: 1,75 - 4,25 4,25 – 5,75 5,75 – 7,25 7,25 – 8,75 8,75 – 10,25 0-5 km = zone 1 x0.5 +1.75 = 5-8 km = zone 2 8-11km = zone 3 11-14km = zone 4 14-17km = zone 5
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19. 0 R12 600 R18 000 R24 625 R32 125 R40 125 R49 125 R58 125 R68 625 R79 125 R89 625 R100 725 R112 125 R123 525 R135 125 R147 125 R271 125 R551 125 R751 125 Annual earnings of individual Income tax amount (R) 40 000 70 000 100 000 130 000 160 000 190 000 220 000 250 000 280 000 310 000 340 000 370 000 400 000 430 000 460 000 490 000 800 000 1 500 000 2 000 000
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