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प्रश्न
Measure your arm and your mother's arm. What is the difference?
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उत्तर
My mother’s arm is longer than that of mine.
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संबंधित प्रश्न

- Guess the distance between any two dots. How many centimetres is it? Now measure it with the help of a scale. Did you guess right?
- Which two dots do you think are farthest from each other? Check your answer.
- Which two dots are nearest to each other? Check your answer.
Try This.
Draw another hair of double the length.

Have you heard about marathon races in which people have to run about 40 kilometres? People run marathons on roads because the track of a stadium is only 400 metres.
10 rounds of a stadium track = _____ km
Running Exercise
The doctor has told Devi Prasad to run 2 km every day to stay fit. He took one round of this field. How far did he run?
The field was very far from his home. So he chose a park nearby. The boundary of the park was about 400 metres long.

- How many rounds of the park must Devi Prasad run to complete 2 km?
- One day the weather was very good and a cool breeze was blowing. He felt so good that he kept jogging till he got tired after 8 rounds. That day he ran ____ km and ____ metres!
The Qutab Minar is 72 meters high.

- About how many meters high is your classroom?
- Guess how many rooms, one on top of the other, will be equal to the Qutab Minar.
- Explain how you made a guess.
Momun comes to school from very far. He first walks about 400 metres to the pond. With slippers in his hands, he then walks 150 metres through the pond. Next he runs across the 350 metres wide green field. Then he carefully crosses the 40 metres wide road to reach his school.

- How much does Momun walk every day to reach school?
- Is it more than 1 km?
Guess and Find Out
How long is the thread in a reel?
How high can a plane fly? Can it fly higher than Mount Everest which is about 9 km high?

How many shirts can be hung on this wire?
Which of these will be in centimetres and which will be in metres?
Length of a banana
