Page 225 - Start Up Mathematics_5

6. (a) Q = 24,091, R = 2 (b) Q = 17,355, R = 16 3. (a) 3 cm + 1.5 cm = 4.5 cm

7. (a) 28 (b) 72 (b) 5.2 cm + 6.5 cm = 11.7 cm
(c) 6 cm 2 mm + 8 cm 5 mm = 14 cm 7 mm
4 7 8 9
Exercise 8.3
2 2 2 4 3 3
1. (a) 1,872.624 km or 1,872 km 624 m
2 2 (b) 1,742.39 dam or 1,742 dam 39 cm
(c) 105
(c) 343.656 g or 343 g 656 mg
5 21 (d) 1,906.08 kg or 1,906 kg 8 dag
3 7 (e) 2,241.418 L or 2,241 L 418 mL
(f) 7,123. 24 dL or 7,123 dL 24 mL
8. 5 9. 20 students 10. 11 , 4 is left
15 15 2. (a) 7.113 km or 7 km 113 m
11. ` 85.75 12. ` 315.75 (b) 463.25 m or 463 m 25 cm

Chapter 8: Measurement (c) 2.693 kg or 2 kg 693 g
(d) 9.235 g or 9 g 235 mg
Let’s Recall
(e) 591.6 L or 591 L 6 dL
1. (a) 5 km 350 m (b) 9,478 g (c) 17,000 m
(f) 2.419 hL or 2 hL 419 dL
(d) 12,830 mL (e) 875 cm (f) 4,375 mg
Exercise 8.4
2. (a) 111 m 35 cm (b) 84 kg 577 g (c) 51 L 635 mL
1. 22 bricks 2. 3 m 55 cm 3. 5 litres
(d) 101 kg 139 g
4. 7 kg 525 g or 7.525 g 5. 1 km
3. (a) 28 L 420 mL (b) 8 kg 995 g (c) 19 m 94 cm
6. Vijay drinks 900 mL more water than Ajay.
(d) 53 g 25 mg
4. 20 km 20 m; total weight 3 kg 750 g; juice 700 mL Let’s Evaluate
1. (a) 140 mm (b) 32 cm (c) 1,600 m (d) 2.5 kg
Exercise 8.1 (e) 2,000 mg (f) 1.4 g (g) 0.3 L (h) 2,500 mL
1. (a) 4,000 cm (b) 1,30,000 dm (c) 7,000 mg 2. (a) 108 hm 43 m (b) 95 kg 225 g (c) 98 L 329 mL
(d) 2,200 g (e) 3,600 cL (f) 900 dL (d) 35 dam 114 cm
(g) 4 hm or 0.004 hm (h) 25 m (i) 7.5 g 3. (a) 40 m 25 cm (b) 14 g 585 mg
1000
(j) 0.0018 kg (k) 7.8 L (c) 34 daL 9891 mL (d) 16 hL 4 L
4. (a) 991 km 224 m or 991.224 km
(l) 99 kL or 0.0099 kL (m) 15,008 m (n) 11,025 cm
1000 (b) 3,537 g 72 mg or 3,537.072 mg
(o) 4,060 dg (p) 1,904 dag (q) 52,045 dL (c) 3,456 dag 720 cg or 3,456.72 dag
(r) 26,375 mL (d) 6.953 L or 6 L 953 mL
2. (a) 38.046 dam (b) 8.35 hm (c) 17.06 dg (e) 1.923 m or 1 m 923 cm
(d) 23.096 dag (e) 30.05 dL (f) 16,035 L (f) 2.142 kL or 2 kL 142 L
5. 9 glasses
Exercise 8.2
6. (a) (i) (b) (ii) (c) (iv)
1. (a) 104 m 32 cm (b) 40 g 203 mg (c) 15 kL 373 L
(d) 25 km 106 m (e) 45 m 22 cm (f) 20 dam 66 cm Values and Life Skills
(g) 35 kg 25 g (h) 24 hg 52 g (i) 52 g 77 mg 1. 4.5 kg 2. 29 km 325 m
(j) 75 L 175 mL (k) 91 dL 37 mL (l) 33 kL 206 L Scratch Your Brain
(m) 67 hL 194 dL 1. (a) 97,58,000 cm (b) 0.03617 kg (c) 172.029 L
2. (a) 4 m 35 cm (b) 7 hm 15 m (c) 46 dg 31 mg (d) 6.758 m
(d) 11 kg 968 g (e) 10 hL 74 L (f) 12 L 987 mL 2. (a) 67,490 m (b) 49.242 L

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