Answer:

Express in the simpest form the ratio AB: CD, if AB = 20 m and CD = 40 cm.

A. 1:5 B. 1:2 C. 2:1 D. 5:1

B. 1:2

Answer:

B. 1:2

Step-by-step explanation:

Kalahati ng 40 is 20, and kalahati ng 2 is 1. 40 is equal to 2 and 20 is equal to 1, so answer is b.