How much does a postcard cost?

One Line Answer

The cost of a postcard is Re 1.

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How Heavy? How Light?

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Chapter 12: How Heavy? How Light? - Exercises [Page 145]

Chapter 12 How Heavy? How Light?
Exercises | Q 24.3 | Page 145

Which things should be removed so that the weight of the load is not more than 700 kg?

If you put the soap and the weight you just made together in a pan, how many grams will both these weigh?

Use your weights to weigh different things and write in your notebook.

Which is heavier? One kilogram cotton or one kilogram iron?

Anamika wants to weigh this chair using the weighing machine. Can you suggest a way for doing this?

Now you show how Abdu will use these stone pieces to weigh —

3 kg of firewood.

Now you show how Abdu will use these stone pieces to weigh —

7 kg of firewood.

Have you ever been to a post office?

The chart shows the height and weight of children between 6 and 10 years old.

Now, you also fill the table by finding out the age, height and weight of any five friends.

All oranges have equal weight. The two papayas have the same weight. The weights in the first and second balances are equal.

How many oranges balance the weight in the third?