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प्रश्न
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.
So, if you run a marathon on a stadium track, you will have to complete ______ rounds!
विकल्प
20
10
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उत्तर
So, if you run a marathon on a stadium track, you will have to complete 10 rounds!
Explanation:
The number of rounds to be completed
= (40 x 100) ÷ 400
= 4000 ÷ 400
= 10
You have to complete 10 rounds of stadium track.
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संबंधित प्रश्न
Try This.
Draw another hair of double the length.
Here are the Indian Records and World Records for some jumps.
| Sports | World Record | Indian Record |
| High Jump (Men) | Javier S. (2m 45 cm) | Chandra Pal (2m 17 cm) |
| Long Jump (Men) | Mike P. (8m 95 cm) | Amrit Pal (8m 8 cm) |
| High Jump (Women) | Stefka K. (2m 9 cm) | Bobby A. (1m 91 cm) |
| Long Jump (Women) | Galina C. (7m 52 cm) | Anju G. (6m 83 cm) |
Find out from the table -
How many centimeters more should Chandra Pal jump to equal the Men's World Record for the high jump?
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!
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