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Question
Use your measuring bottle to find out:
Mollie puts some five-rupee coins in the measuring bottle. How many coins has she put in it:
- if 30 mL water is pushed up?
- if 60 mL water is pushed up?
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Solution
- 27 coins
- 54 coins
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RELATED QUESTIONS
Now make a guess. Do you think the volume of 10 five-rupee coins will be more than that of 10 marbles?
Guess the volume of these:
- A ball is nearly _________ marbles.
- An eraser is nearly _________ marbles.
- A lemon is nearly __________ marbles.
- A pencil is nearly __________ marbles.
- A potato is nearly __________ marbles.
First guess and then use your measuring bottle to find out the volume in mL of some other things.
| Thing | Its volume (in mL) |
Mohan arranged his matchboxes like this. 
• How many matchboxes did he use to make it? What is its volume in matchboxes? ________ matchboxes.
• Collect empty matchboxes. Arrange them in an interesting way. Make a deep drawing of it.
Use your measuring bottle to find out:
- What is the volume of 16 one-rupee coins? _________ mL.
Guess the volume of these things in cm cubes.
- A geometry box is about _________ cm cubes.
Guess the volume of these things in cm cubes.
- An eraser is about __________ cm cubes.
Tanu is making a stage with matchboxes.
She first puts 14 matchboxes like this in the first layer.
She makes 4 such layers and her stage looks like this.
- The volume of one matchbox is the same as 10 cm cubes. Then the volume of this stage is the same as ________ cm cubes.
Tanu is making a stage with matchboxes.
She first puts 14 matchboxes like this in the first layer.
She makes 4 such layers and her stage looks like this.
- Which has more volume — your Math-Magic book or Tanu’s platform?
So total ______ cm cubes will fit n the Math-Magic book.
Now if all these cubes are arranged in one line then how long will that line be?______cm
