Page 264 - Math_Genius_V1.0_C4_Flipbook

E:\Working\Focus_Learning\Math_Genius_4_(25-10-2023)\Open_Files\Answer
\ 07-Dec-2023 Bharat Arora P-6 Reader’s Sign _______________________ Date __________

2. (a) FOCUS AND WIN (b) IT IS POSSIBLE 3. (a) 2 kg 16 g (b) 40 kg 665 g 630 mg
(c) YES YOU CAN (d) NEVER GIVE UP (c) 7 kg 11 g 701 mg (d) 239 kg 976 g 415 mg
Mental Maths Quick Check
1. (a) 2. (d) 3. (c) 4000 mL
Chapter Assessment Practice Time 10E
1. (a) (i) (b) (iii) (c) (ii) (d) (iv) 1. (a) 16000 mL (b) 1100 mL (c) 15350 mL (d) 1680 mL
2. (a) 3 L 500 mL (b) 8 L 756 mL (c) 9 L 767 mL (d) 1 L 808 mL
2. 3. (a) 26000 L (b) 3000 L (c) 1560 L (d) 12470 L
(e) 6365 L (f) 315008 L (g) 6954 L (h) 18753 L
4. (a) 13 kL (b) 12 kL (c) 6 kL 352 L (d) 2 kL 8 L
3. (a) (b) (c) (d) (e) Practice Time 10F
1. (a) 15 kL 198 L 352 mL (b) 120 L 795 mL (c) 17 kL 330 L 6 mL
2. (a) 79 L 30 mL (b) 51 kL 299 L (c) 17 kL 97 L 820 mL
(d) 25 kL 25 L 521 mL
4. (a) (b) (c) 3. (a) 71 L 20 mL (b) 4 kL 12 L (c) 17 kL 576 L 330 mL
(d) 16 kL 981 L 78 mL
4. 251 L 700 mL 5. 7 kL 50 L
Mental Maths
1. 2000 2. 2 3. 100 4. 6 km 500 m 5. 2500
5. (a) (b) (c) Chapter Assessment
1. (a) (iii) (b) (i) (c) (iii) (d) (ii) (e) (iv)
2. (a) 50, 5000 (b) 4100, 4100000 (c) 11000, 11000000
(d) 165 (e) 1, 6
3. (a) False (b) True (c) False (d) True (e) False
6. (a), (d) 7. GHI, TSR 8. 4 4. 1200 mL or 1 L 200 mL 5. 4 m 20 cm
6.
9. 6 kg
7. 145 kg 670 g 8. 76 kg 495 g
31 L 392 mL
9. (a) 8000 + 1000 = 9000; 80000 + 10000 = 90000 10. (a) 8, 586 (b) 7, 816 (c) 7, 716 (d) 7, 242 (e) 6, 992
(b) 1234 × 9 + 5 = 11111; 12345 × 9 + 6 = 111111
(c) 3333 × 3 = 9999; 33333 × 3 = 99999 Brain Sizzlers
(d) 24000 ÷ 8 = 3000; 240000 ÷ 8 = 30000 Anaya = 172 cm Rehan = 170 cm 4 mm
10. (a) 5 14 10 15 25 12 9 6 5 Maya = 174 cm 6 mm Siya = 168 cm
(b) 20 18 25 1 7 1 9 14 Ascending order: 168 cm < 170 cm 4 mm < 172 cm < 174 cm 6 mm
(c) 19 20 1 25 16 15 19 9 20 9 22 5 Chapter 11. Perimeter and Area
11. (a) HOW ARE YOU? (b) CHANGE IS GOOD
(c) PLANT MORE TREES Practice Time 11A
1. (a) 26 units (b) 28 units (c) 28 units (d) 26 units
Chapter 10. Measurement (e) 28 units (f) 24 units
2. (a) 19 cm (b) 26 cm (c) 16 cm (d) 31 m
Let’s Recall (e) 20 cm (f) 25 cm
1. (a) 4015 cm (b) 4200 g (c) 18180 mL 3. 24 cm 4. 48 cm 5. 160 cm 6. 28 cm
2. (a) 39 cm 4 mm (b) 37 kg 345 g (c) 44 L 250 mL Practice Time 11B
Practice Time 10A 1. A=12 sq. cm, B=4 sq. cm, C=6 sq. cm, D=16 sq. cm, E=16 sq. cm,
1. (a) 6300 cm (b) 15000 cm (c) 1640 cm (d) 3005 cm F=15 sq. cm, G=10 sq. cm
2. (a) 290 mm (b) 1800 mm (c) 163 mm (d) 258 mm 2. (a) 5 sq. units (b) 8 sq. units (c) 4 sq. units (d) 6 sq. units
3. (a) 24000 m (b) 96000 m (c) 8417 m (d) 26042 m (e) 13 sq. units (f) 7 sq. units
4. (a) 390 dm (b) 1180 dm (c) 199 dm (d) 1092 dm Chapter Assessment
5. (a) 1300 dam (b) 180 dam (c) 600 dam 1.
6. (a) 2168 m (b) 12694 m 2. (a) (iii) (b) (iii) (c) (i) (d) (ii) (e) (i)
7. (a) 10 cm 5 mm (b) 6 m 85 cm (c) 8 km (d) 16 km 300 m (a) 20 cm (b) 18 cm (c) 25 cm (d) 24 cm
8. (a) 216 in (b) 84 in (c) 9 ft (d) 11 ft 9 in (e) 16 cm (f) 20 cm
Practice Time 10B 3. (a) P = 12 cm; A = 8 sq. cm (b) P = 16 cm; A = 16 sq. cm
(c) P = 12 cm; A = 6 sq. cm
(d) P = 14 cm; A = 9 sq. cm
1. (a) 42 km 361 m 4 cm (b) 475 m 73 cm 8 mm 4. (a) 24 sq. cm (b) 30 sq. cm (c) 18 sq. cm
(c) 76 km 600 m 52 cm 9 mm 5. (a) 18 sq. cm (b) 15 sq. cm 6. 750 m 7. 44 cm
2. (a) 53 km 834 m (b) 43 m 4 cm 9 mm (c) 108 km 276 m 5 cm 8. 88 m 9. 24 cm
3. (a) 36 m 21 cm (b) 27 m 95 cm (c) 48 km 770 m 22 cm Brain Sizzlers
(d) 58 km 203 m 44 cm 32 cm
4. 8 m 74 cm 5. 281 km 248 m 6. 2232 km 500 m
Think and Answer Chapter 12. Time
Both have the same weight. Let’s Recall
Practice Time 10C 1. (a) 120 (b) 24 (c) 140 (d) 1095
1. (a) 26000 g (b) 320045 g (c) 45000 mg (d) 140203 mg 2. (a)-(iii), (b)-(ii), (c)-(iv), (d)-(i)
2. (a) 9145 g (b) 20498 g Practice Time 12A
3. (a) 9 kg (b) 4 kg 323 g (c) 3 kg 65 g (d) 25 g 605 mg 1. (b) 12:13, 13 minutes past 12, 47 minutes to 1
4. (a) 140 quintals (b) 12500 kg (c) 120 tons (d) 13800 kg (c) 5:30, 30 minutes past 5, 30 minutes to 6
Practice Time 10D (d) 2:40, 40 minutes past 2, 20 minutes to 3
1. (a) 621 kg 555 g 343 mg (b) 939 kg 801 g 733 mg (e) 7:16. 16 minutes past 7, 44 minutes to 8
(c) 262 kg 635 g 105 mg (d) 376 kg 292 g 10 mg (f) 9:15, 15 minutes past 9, 45 minutes to 10
2. (a) 61 kg 611 g (b) 54 kg 1 g (g) 6:45, 45 minutes past 6, 15 minutes to 7
(c) 64 kg 479 g 25 mg (d) 360 kg 141 g 420 mg (h) 11:10, 10 minutes past 11, 50 minutes to 12

262 Mathematics-4