Question : Directions: Which one of the given responses would be a meaningful order of the following words?
a. Centi b. Deca c. Kilo d. Deci
Option 1: d, a, c, b
Option 2: b, c, d, a
Option 3: a, d, b, c
Option 4: d, b, c, a
Correct Answer: a, d, b, c
Solution :
Given:
a. Centi b. Deca c. Kilo d. Deci
The arrangement of all the unit prefixes in increasing order is as follows –
Here all the words are unit prefixes of International Systems of Units (SI). According to the quantities, Centi comes first as Centi denote 10
-2
then Deci as Deci denote 10
-1
, after that Deca denote 10 and at last Kilo denote 1000.
So, Centi→Deci→Deca→Kilo
The order is a, d, b, c. Hence, the third option is correct.
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