In a certain population, there are 3 times as many people aged twenty or under as there are people over twenty. The ratio of those twenty or under to the total population is
Pick:	A) 1 to 2	B) 3 to 4	C) 1 to 4	D) 2 to 3	E) 3 to 5
Consider the ratio of the under population of 20 to over the 20 as 3:1   therefore 3x:1X   Now the ratio of the under to the whole population becomes 3x/3x+1x   = 3/4   Answer is 3 to 4
<result>B</result>
In a certain population, there are 3 times as many people aged twenty or under as there are people over twenty. The ratio of those twenty or under to the total population is