# DAV Class 4 Maths Chapter 7 Worksheet 1 Solutions

The DAV Class 4 Maths Solutions and DAV Class 4 Maths Chapter 7 Worksheet 1 Solutions of Capacity offer comprehensive answers to textbook questions.

## DAV Class 4 Maths Ch 7 WS 1 Solutions

Question 1.
Convert the following into millilitres.
(a) 7 1
7 1 = 7 × 1000 ml
= 7000 ml

(b) 200 1
200 1 = 200 × 1000 ml
= 2,00,000 ml

(c) 92 1
92 1 = 92 × 1000 ml
= 92,000 ml

(d) 8 1 750 ml
81750 ml = 8 × 1000 + 750 ml
= 8,000 ml + 750
= 8750 ml

(e) 11 1 925 ml
11 1 925 ml = 11 × 1000 ml +
= 11000 ml + 925
= 11925 ml

(f) 23 1 65 ml
23 1 65 ml = 23 × 1000 ml + 65 ml
= 23065 ml

(g) 215 1 15 ml
215 1 15 ml = 215 × 1000 ml + 15 ml
= 215015 ml

(h) 10 1 10 ml
10 1 10 ml = 10 × 1000 ml + 10 ml
= 10,000 ml + 10 ml
= 10,010 ml.

(i) 252 1 525 ml
252 1 525 ml = 252 × 1000 ml + 525 ml
= 252000 ml + 525 ml
= 252525 ml

Question 2.
State ‘True’ or ‘False’.
(a) 3 1 430 ml = 3430 ml
True

(b) 7 1 25 ml = 725 ml
False

(c) 150 1 = 15000 ml
False

(d) 16 1 8 ml = 1608 ml
False

### DAV Class 4 Maths Chapter 7 Worksheet 1 Notes

• The amount of liquid something can hold is called its capacity. For example, the capacity of teaspoon is 5 ml. Buckets of different sizes hold different amounts of liquids.
• The standard unit of capacity is litre. Small amount of liquid like medicine is meas¬ured in millilitres (ml).

Review Exercise

Question 1.
Name five things which are sold by measuring capacity.
Milk, petrol, ink, oil, juice etc.

Question 2.
Which unit will you choose to express the following?
(a) Milk in a cup
Millilitre

(b) Petrol in a car
Litre

(c) Water in a bottle
Litre or millilitre

(d) Medicine in a small bottle
Millilitre

(e) Oil in a can
Litre

(f) Ink in an inkpot
Millilitre

(g) Water in an bucket
Litre

(h) Juice in millilitre bottle
Millilitre

Conversions:
Bigger unit into smaller unit.
The biggest unit of capacity is kilolitres.
1 kilolitre = 1000 litres 1.

(ii) Converting litres into millilitres.
1 1 = 1000 ml
37 1 = 37 × 1000 ml
= 37000 ml

(a) Converting litres and millilitres into millilitres.
6 litres 649 millitres.
= 6 × 1000 ml + 649 ml
= 6000 ml + 649 ml
= 6649 ml.