NCERT Solutions for Class 3 Mathematics Chapter-11 Jugs and Mugs
Water in Water Out?
1.About how many glasses of water do you drink in a day?
Answer: During summer I drink about 10 glasses of water in a day. During winter I drink about 5 glasses of water in a day.
2.Can you guess how much water goes out of you?
Answer: I guess about half of the water, taken by me, goes out of my body.
Whose Jug Holds More?
1.What are Naima and Jeetu doing?
Answer: Naima and Jeetu are pouring water in jugs.
2.What do you think?
Answer: I think Naima is right. She needs to pour around 3 glasses of water to fill the jug.
3.Whose jug holds more water?
Answer: Jeetu’s jug holds more water.
4.How many glasses of water do you think Jeetu should pour to fill his jug?
Answer: Four glasses of water.
Fill in the blank:
If Jeetu pours one more glass of water his jug will be around half full.
Filling Pots
1. Why did Naseem go more times than Abdul?
Answer: Naseem’s bottle is smaller in size and so she had to go more times.
2. Naseem’s bottle can hold———– (twice/half/three times) as much water as
Abdul’s bottle.
Answer: Nassem’s bottle can hold half as much water as Abdul’s bottle.
How Many Glasses?
1.Pot B holds 11 glasses of water. Pot A holds twice as much water as pot B. How many glasses of water are needed to fill pot A?
Answer: 11 x 2 = 22 glasses of water.
Filling Potholes
Mark A, B, and C are on the right hole in the picture.
1. Which is the biggest pothole?
Answer: ‘B’ is the biggest pothole.
2.If jugs are used, hole A gets filled with 5 jugs. How many jugs of pebbles are needed to fill hole B?
Answer: Pot B needs double the amount of pebbles than pot A
So, 5 x 2 = 10 jugs of pebbles are needed to fill hole B.