Measuring Units
Category : 2nd Class
Lengths |
Weights |
Money |
Time |
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How to compare the lengths of given objects? |
How to compare the weights of given object? |
1 Rupee = 100 Paise |
Number of days in a week = 7 |
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1 paisa = 1/100 Rupee |
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? If objects are straight then measure them by ruler of tape. ? If objects are curved, then the object having the maximum curves is the longest and object having the minimum curves is the shortest. |
Use weighing scale to identify the weight of objects and categorise them from the heaviest or the heaviest to the lightest. |
Number of months in a year = 12 |
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1 hour = 60 minutes |
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1 minute = 1 / 60 hour |
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1 minute = 60 seconds |
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1 second = 1/60 minute |
EXAMPLE
1. Jimmy has some coins, as shown below: How much total amount he has?
(a) ` 21 (b) ` 30 (c) ` 23 (d) ` 25
Explanation (a): Number of ` 5 coin = 1 i.e., ` 5
Number of ` 2 coins = 4 i.e., (2 + 2 + 2 =) = ` 8
Number of ` 1 coins = 8 i.e., ` 8
Total value = 5 + ` 8 + ` 8 = ` 21
2. Which is the heaviest amongst, and
(a) (b) (c) (d) None of these
Explanation (c): Tomorrow will be Sunday means today is Saturday.
Then, yesterday was Friday.
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