Ratio of 45 to 30 is 45/30 = 3/2, ie 3 : 2
2:3 or 2 to every 3
20:30 is one example.
-3/5
30 minutes is 1/6th of 3 hours, so the ratio of 30 minutes to 3 hours is 1:6
Ratio of 45 to 30 is 45/30 = 3/2, ie 3 : 2
3:2
2:3 or 2 to every 3
The ratio of 30 to 10 is the same as a ratio of 3 to 1.
20:30 is one example.
-3/5
ratio = 70% : 30 % = 7 : 3
30 minutes is 1/6th of 3 hours, so the ratio of 30 minutes to 3 hours is 1:6
Assuming that 30-60-90 refers to the angles (in degrees), the ratio of the longer leg to the hypotenuse would be 1:cosine(30) = 1:sqrt(3)/2 or 2:sqrt(3)
The ratio of compressions to ventilation's in child CPR is 30 compressions to 2 breaths.
30 to 2 = 15 to 1
30/60 = 3/6 = 1/2