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    E:\Working\Orange_Education\TouchPad_Maths_4_(10-11-2025)\Open_Files\Chap_14_Ans\Chap_14_Ans
                 \ 12-Nov-2025  Bharat Arora   Proof-8                                     Reader’s Sign _______________________ Date __________

                Exercise 9E                                             6. a.  24 cm   b.  16 cm   c.  20 cm   d.  42 cm
                  1. a.  7 kg    b.  9 kg   c.  26 kg   d.  48 kg       7.  44 cm      8.  44 m   9.  48 m
                  2. a.  6 kg 300 g  b.  4 kg 323 g   c.  5 kg 908 g   d.  3 kg 65 g  Exercise 10B
                  3. a.  5 g 605 mg  b.  6 g 463 mg   c.  5 g 897 mg  d.  27 g 980 mg    1. a.  ii      b.  ii   c.  i
                    e.  78 g 970 mg  f.  44 g                           2. a.  12 sq. cm   b.  9 sq. cm   c.  6 sq. cm   d.  10 sq. cm
                  4. a.  Vitamin A: 5190 mg, Vitamin B: 1253 mg, Vitamin C: 1490 mg  e.  14 sq. cm   f.  8 sq. cm   g.  19 sq. cm   h.  19 sq. cm
                    b.  Vitamin A: 3956 mg, Vitamin B: 2990 mg, Vitamin C: 4530 mg  i.  13 sq. cm   j.  12 sq. cm   k.  8 sq. cm
                     c.  Vitamin A: 4082 mg, Vitamin B: 1006 mg, Vitamin C: 1013 mg
                Exercise 9F                                             3. a.        b.          c.         (Answer may vary)
                  1. a.  587 kg 204 g   b.  421 kg 554 g   c.  739 kg 801 g
                  2. a.  62 kg 614 g   b.  54 kg   c.  94 kg 479 g
                   d.  501 g 420 mg
                  3. a.  65 kg 231 g   b.  162 kg 935 g   c.  104 kg 175 g    4.   Yes,                 (Answer may vary)
                  4. a.  2 kg 16 g   b.  40 kg 666 g   c.  11 g 701 mg
                   d.  22 kg 885 g                                          Perimeter = 12 units  Perimeter = 20 units
                  5. a.  11 kg 675 g   b.  Banana and Kiwi            Learning Logs
                    c.  Apple and Banana  d.  79 kg 885 g               1. a.  E   b. C   c.  A, B
                Exercise 9G                                             2. a.  19 cm  b. 18 cm  c.  25 cm  d.  24 cm   e.  16 cm  f.  20 cm
                  1. a.  26000 L   b.  30000 L   c.  156000 L   d.  12470 L    3. a.  20 cm, 16 sq. cm  b.  16 cm, 16 sq. cm   c.  12 cm, 6 sq. cm
                    e.  63065 L   f.  315008 L                              d.  14 cm, 9 sq. cm   5.  16 m
                  2. a.  13000 mL   b.  16000 mL   c.  11000 mL   d.  15350 mL
                    e.  26050 mL   f.  116580 mL                      Mental Maths
                  3. a.  13 kL   b.  12 kL   c.  6 kL 352 L   d.  2 kL 8 L    1.  c   2.  c   3.  c  4.  b    5.  a
                  4. a.  4 L 500 mL  b.  8 L 756 mL   c.  9 L 767 mL   d.  1 L 808 mL  HOTS       b.     c.
                                                                        1. a.
                  5. a.  1000 mL   b.  3000 mL   c.  4000 mL
                Exercise 9H
                  1. a.  98 L 352 mL  b.  239 L 735 mL  c.  460 L 62 mL
                  2. a.  60 L 950 mL b.  51 L 299 mL  c.  97 L 820 mL  d.  25 L 521 mL
                  3. a.  43 L 967 mL  b.  45 L 216 mL  c.  199 L 920 mL

                  4. a.  71 L 20 mL   b.  4 L 12 mL   c.  18 L 670 mL  d.  1 L 922 mL    2. 32 sq. cm
                  5. 1 L 501 mL   6.  251 L 700 mL                                      Chapter 11: Time
                Learning Logs                                         Warm Up
                   1
                  1.  , 50, 75   2.  10                                S.   Train    Arrival Time        Departure Time
                   4
                  3. a.  24 m 55 cm  b.  26005 mL   c.  5 km 377 m  d.  40025 g  No. Number  Clock  Time  Clock    Time
                    e.  2 g 8 mg   f.  3 kg 141 g   g.  14 L 339 mL  h.  15040 mg
                  4. a.  264 kg 168 g        b.  124 m 61 cm
                    c.  4 kg 252 g 929 mg   d.  51 L 538 mL            1.  12271              7:30                 8:30
                  5. a.  6 kg 791 g   b.  12 L 617 mL   c.  74 cm 6 mm  d.  45 L 977 mL
                    e.  1 kg 597 g 995 mg   f.  15 km 688 m

                  6. Amit: 172 cm, Rajat: 170 cm 4 mm, Sujoy: 168 cm, Mayank: 174 cm 6 mm
                      Sujoy < Rajat < Amit < Mayank                    2.  22423              10:10                11:10
                  7.  31 L 392 mL          8.  145 kg 670 g
                Mental Maths
                  1.  a      2.  b    3.  a    4.  c     5.  b
                           Chapter 10: Perimeter and Area              3.  12446              6:50                 7:50
                Warm Up
                  1. 6 cm + 10 cm + 6 cm + 10 cm = 32 cm
                  2. 12 cm + 8 cm + 12 cm + 8 cm = 40 cm
                  3. 72 cm                                             4.  12259            25 minutes           25 minutes
                Exercise 10A                                                                  past 11             past 12
                  1. a.  24 cm  b. 28 cm  c.  32 cm   d.  24 cm   e.  26 cm  f.  24 cm
                  2. a.  18 cm  b. 24 cm  c.  16 cm                   Exercise 11A
                  3. a.  80 cm   b.  20 m   c.  80 cm   d.  180 cm      1. a.  → iv   b. → v   c.  → ii   d.  → i   e.  → vi   f.  → iii
                    e.  32 cm   f.  40 cm                               2. b.  9:13       c.  5:18       d.  2:50
                  4.  AD = 12 cm, AB = CD = 5 cm                              13 minutes past 9     18 minutes past 5     50 minutes past 2
                  5.  Each side of pool = 25 m                                47 minutes to 10     42 minutes to 6     10 minutes to 3

                       226       Mathematics 4

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