RukiaKuchki RukiaKuchki

10-03-2015
Mathematics

Answered

Which choice describes a question that could be answered by moving the decimal point 3 places to the right?

A.

multiplying 31.04 by 100

B.

multiplying 31.04 by 1,000

C.

dividing 31.04 by 102

D.

dividing 31.04 by 103

Verified Answer :

secret13 secret13

10-03-2015

multiplying 31.04 by 1000 = 31040

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10-03-2015

The answer is B.

When we multiply by 1000, we move the decimal place 3 times to the right(or add 3 zeroes).

Just count the number of zeroes and move it that many places to the right(if it starts with '1').

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