Determine Ratio of a to B $A = 3.1$ Million Is the Population of City A

Multiple Choice

Determine ratio of A to B. Round as indicated.
- $A = 3.1$ million is the population of City A
$B = 1.3$ million is the population of City B
(Round to the nearest hundredth when necessary.)

A) $0.24$
B) $0.42$
C) $23.85$
D) $2.38$