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Question
Fill in the blank:
Every number is a factor of ______
Solution
Every number is a factor of itself
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A 1
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Fill in the blank:
x is a factor of y, then y is a ______ of x.
Reduce each of the following fraction to the lowest term:
`517/799`
Three different containers contain 403 L, 434 L and 465 L of milk respectively. Find the capacity of a container which can measure the milk of all the containers in an exact number of times.
Find the HCF of
Two consecutive numbers
The HCF of two numbers is 145 and their LCM is 2175. If one of the numbers is 725, find the other.
Find the greatest number of five digits exactly divisible by 9, 12, 15, 18 and 24.
In the grid here, a rectangle made of 20 boxes is drawn.
The width of this rectangle is 2 boxes.
- What is its length?
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.
Now complete the table, for different numbers of bangles. For each number see what different groups can be made.
| Number of bangles | Different groups we can make |
| 18 | 1, 2, 3, 6, 9, 18 |
| 24 | 1, 2, .................... |
| 5 | |
| 9 | |
| 7 | |
| 2 | |
| 10 | |
| 1 | |
| 20 | |
| 13 | |
| 21 |
