Page 136 - Start Up Mathematics_4

3. Amina’s water bottle holds one litre of water. She drank 250 mL of water and her friend
Govind drank 150 mL. How much water is left in her bottle?

4. Yusuf runs a tea shop. For making a glass of tea he uses 20 mL of milk. Yesterday he
made 100 glasses of tea. How much milk did he use?

5. Which pan of the balance will go down? Show by drawing an arrow.

55 g
25 g 35 g 75 g 35 g 245 g 254 g
40 g 40 g 75 g 140 g 700 g 600 g

(a) Is the weight on any of the pans equal to 1 kilogram? Mark it.
(b) How many grams are there in 1 kg?

VALUES AND LIFE SKILLS

1. Ahmed travels 26 km 150 m by train, 13 km 275 m by car and 2 km 50 m by auto.
How much distance does he travel in all? It is better to walk than to travel by car to
cover short distances. Comment.

2. Meena buys two packets of aluminium foil, one of length 460 cm and the other of
length 9 m 55 cm. Which packet has more aluminium foil and by how much? Why
does your mother wrap food in aluminium foil?

SCRATCH YOUR BRAIN

1. Raj has two containers of capacities 5 L and 3 L. If he needs 2 L water, how can he
get it by using only these containers?

2. Fill in the boxes with + or – to make the given statements true.

(a) 2 L 1 L 300 mL 375 mL = 3 L 675 mL

(b) 10 kg 300 g 5 kg 275 g 780 g = 4 kg 245 g

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