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Number System Practice Test 6
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© examsnet.com
Question : 4
Total: 12
Find the number of zeroes in 18 × 125 × 63 × 4 × 17.
3
2
5
4
None
Validate
Solution:
18 × 125 × 63 × 4 × 17 = (2 ×
3
2
) × (
5
3
) × (7 ×
3
2
) × (
2
2
) × (17)
=
2
3
×
3
4
×
5
3
×
7
×
17
Zeroes are formed by 2 × 5
So, the number of the zeroes = 3
© examsnet.com
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