Answer:
the smallest number which is exactly divisible by 20,65,90 is 1
1560
Step-by-step explanation:
Simply find their LCM
=
2 | 20-65-90
2 | 10-65-45
2 | 5-65-45
3 | 5-65-15
5 | 5-65-5
13 | 1-13-5
| 1-1-1
= 2 x 2 x 2 x 3 x 5 x 13
= 1560
Hope it helps and sorry I couldn't do in notebook, but please mark as the brainliest, help me become a genius rank holder :)
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Answers & Comments
Answer:
the smallest number which is exactly divisible by 20,65,90 is 1
Answer:
1560
Step-by-step explanation:
Simply find their LCM
=
2 | 20-65-90
2 | 10-65-45
2 | 5-65-45
3 | 5-65-15
5 | 5-65-5
13 | 1-13-5
| 1-1-1
= 2 x 2 x 2 x 3 x 5 x 13
= 1560
Hope it helps and sorry I couldn't do in notebook, but please mark as the brainliest, help me become a genius rank holder :)