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प्रश्न
In how many ways can you colour a rectangle of 20 boxes? Colour them all in the grid, and write the length and width of each rectangle you have coloured.
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उत्तर
This can be done in three ways: 10 x 2, 20 x 1, and 5 x 4
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संबंधित प्रश्न
9 8
+ 4 A
C B 3
Fill in the blanks:
For every number, its factors are ______ and its multiples are ______
Reduce each of the following fraction to the lowest term:
`161/207`
Reduce each of the following fraction to the lowest term:
`517/799`
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2 and an even number
The HCF of two numbers is 145 and their LCM is 2175. If one of the numbers is 725, find the other.
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Find the greatest number of five digits exactly divisible by 9, 12, 15, 18 and 24.
There are 18 bangles on the rod. Meena is trying to group them. She can put them in groups of 2, 3, 6, 9, and 18 — without any bangle being left.
- How many groups will she have if she makes groups of 1 bangle each?
