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Subject :IMO    Class : Class 8

The length of a microorganism is 0.0000011 m and the length of another microorganism is 0.000001721 m. Find the difference between their lengths in standard form.

A(0.521 × 10-6) m
B(6.21 × 10-7) m
C(6.21 × 10-6) m
D(0.421 × 10-8) m


Ans 1:

Class : Class 3

Ans 2:

Class : Class 3

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