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Question


Expand  34879.


Options:
A .   3×10000+4×1000+7×10+9×1
B .   3×10000+4×1000+8×100+7×10+9×0
C .   3×10000+4×1000+8×100+7×10+9×1
D .   3×10000+4×100+8×100+7×10+9×1
Answer: Option C
:
C

In 34879, 3 is in 10000's place, 4 is in 1000's place, 8 is in 100's place, 7 is in 10's place and 9 is in 1's place.
So, 34879=3×10000+4×1000+8×100+7×10+9×1



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