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

## DAV Class 4 Maths Ch 7 WS 4 Solutions

Question 1.

Solve the following word problems:

(a) Three milkmen are separately carrying 36 1 250 ml, 58 1 396 ml and 66 1 324 ml of milk in their containers. Find out what is the total quantity of milk with them.

Answer:

Quantity of milk in one container = 36 l 250ml

Quantity of milk in 2nd container = 58l 396ml

Quantity of milk in 3rd container = 66l 324ml

Total milk in containers = 160 1 970 ml

160 1 970 ml.

(b) A shopkeeper purchased 45 1 500 ml of mineral water. During the day, he sold out 28 1 755 ml water. How much mineral water was left with him?

Answer:

Total quantity of mineral water purchased

Quantity of mineral water sold out = 28 755

Mineral water left = 161 745ml

16 1 745 ml.

(c) Raju mixes 2 1 750 ml of cow’s milk in 7 1 5 ml of buffalo’s milk. How much milk did Raju have in all?

Answer:

Quantity of cow’s milk Raju has = 2l 750ml

Quantity of buffalo’s milk Raju has = 7l 005ml

Total quantity of milk Raju has = 9 l 755 ml

9 l 755 ml.

(d) A barrel can hold 29 1 55 ml of oil. 12 1 94 ml oil was taken out. What is the remaining quantity of oil in the barrel?

Answer:

Capacity of barrel = 29l 055ml

Quantity of oil taken out = – 12l 094ml

Oil left in barrel = 161 961ml

16 l 961 ml.

(e) Ramu’s bucket holds 9 1 350 ml of water and Shalu’s bucket holds 8 1 455 ml of water. Whose bucket holds more water and by how much?

Answer:

As 9 1 350 ml > 8 1 455 ml

Ramu’s bucket holds more water.

Ramu’s bucket hold = 9l 350ml

Shalu’s bucket hold = 8l 455ml

Difference = 01 895 ml

895 ml of water.

### DAV Class 4 Maths Chapter 7 Value Based Questions

Question 1.

How much water was wasted due to leakage in the tanker?

Answer:

Water provided = 15000l 000ml

Water received = – 13200l 500ml

Water wasted = 1799l 500 ml

1799l 500 ml of water.

Question 2.

Suggest any two ways by which you can avoid wastage of water in your house.

Answer:

1. Stop leakage of taps in the house.

2. Switch off water motor immediately after the filling of tank.

Word Problems

Question 1.

A milkman sold 29l 595 ml of milk on the first day, 40 1 900 ml on the second day and 56l 890 ml milk on the third day. What is the total quantity of milk sold on three days?

Answer:

We add all the quantities to get the total quantity.

Quantity of milk sold on 1st day = 29l 595ml

Quantity of milk sold on 2nd day = 40l 900ml

Quantity of milk sold on 3rd day = 56l 890ml

Total quantity of milk sold = 127l 385ml

127 l 385 ml.

Question 2.

There was 5 1 890 ml of oil in a can. Rosy used 2l 750 ml of oil for cooking. How much oil is left in the can?

Answer:

We subtract both quantities.

Oil in can = 5l 899ml

Oil used = 2l 750ml

0il left = 3l 140 ml

3l 140 ml oil is left.