Advertisements
Advertisements
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.
10 rounds of a stadium track = _____ km
पर्याय
4 km
6 km
Advertisements
उत्तर
10 rounds of a stadium track = 4 km.
Explanation:
10 rounds of a stadium track = 400 metres × 10
= 4000 metres = 4000 ÷ 1000 km
= 4 km.
APPEARS IN
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.
Akbar was a famous king. He had a smart minister called Birbal. Once Akbar gave him a difficult question. He drew a line on the floor.
Look at the picture and explain how Birbal made Akbar's line shorter.
Jhumpa once read a list of the tallest people in the world. One of them was 272 cm tall! That is just double of Jhumpa's height. How tall is Jhumpa? _____ cm.
This is a 100 metre race for girls. Arundhati is nearest the finishing line. She is about 6 metres from it.
Behind her is Rehana. Konkana and Uma are running behind Rehana. Look at the picture. To answer the question below:
How far is Rehana from Arundhati?
Guess and Find Out
How long is the string of a kite reel? Can it be more than a kilometer long?
In how many steps will Dorji cross the road?
Look for things that are less than 1 cm long.
You must have seen shopkeepers measuring cloth with a metre rod.
- Take a metre rod and a rope.
- Make a knot at one end of the rope.
- Keep the metre rod with the rope.
- Mark 1 metre on the rope and make a knot there.
- Now the length between the two knots is 1 metre. This is your metre-rope.
If you don't get a metre rod use a measuring-tape and mark 100 centimetres on the rope. 100 centimetres are equal to a metre, so you get the metre-rope.
Which of these will be in centimetres and which will be in metres?
Waist of an elephant
The animals in the picture had a competition. The animal who had the longest tail won a prize. Now who do you think won the first prize and who won the second? Just guess the length of the longest tail.
