To get started as a travel agent, it may be useful if you have GCSEs in subjects like English and maths. It will also help if you have a good telephone manner and some experience of working in a customer service role.
Though research has shown that the male sperm swim faster and die sooner and that the female sperm swim slower but last longer. It is because of this, that there is a 51% chance of conceiving a boy and 49% chance of conceiving a girl. evelin Â· 4 months ago.
So the ratio would be 1:2 or 1:3 if you were comparing length of the sperm to the diameter of the egg. If you compare the width of a sperm cell ( ~3 Âµm) to an egg's diameter the ratio would be between 1:40 -1:50. I have heard that male sperm swim faster and female sperm live longer, is this true? There is some truth to this idea. There is a technique called swim up to help people have some control over the sex of their child, but it is not very effective (ratio from 50/50 to around 60/40 for males/females).