100 centigrams are equal to 1 gram and 1,000 grams is equal to 1 kilogram. How many centigrams are in 1 kilogram?

(A) 100
(B) 1,000
(C) 1,100
(D) 10,000
(E) 100,000

The topic of the problem is related to the transformation of one unit to another.

Given that 100 centigrams is equal to 1 gram and 1,000 gram is equal to 1 kilogram: 1 kilogram=100×1000=100,000 centigrams

The correct answer is (E).