First, there is just shy of a 20% difference in your ages. Although 3 years is not much difference, say, for 30 year olds, it is a big difference for teenagers. The two have different experiences in life and differences in what they have had time to learn.
The second issues involves legal issues: if the two are intimate, there could be all kinds of legal woes, including the possibility of imprisonment for the 18 year old in some states.
15 out of 18 or 15/18 = 83.33%
15% of 18= 15% * 18= 0.15 * 18= 2.7
15*18 = 270
33 - 18 = 15
15% of 18.00= 15% * 18= 0.15 * 18= 2.70
18 percent of 15 is 2.7
15 multiplied by 18 is 270.
15 ÷ 18 = 0.8333
It is: (15+18)+12 = 45
There are an infinite number of such pairs.Here are a few to get you started:=> 3 and 6=> 3 and 9=> 6 and 9=> 9 and 12=> 9 and 15
18
The ratio of 18 and 15 is 18:15, but it can be reduced. 3 is the GCF of both numbers, so we can divide each by 3. The ratio of 18:15 after dividing both numbers by 3 is 6:5.