Two employees at a computer service company take calls with probabilities of .5 each (a caller will be serviced by one or the other with equal probability) employee a resolves a problem with .8, employee b resolves a problem with .6. given that a customer had a problem resolved, determine the probability that a was the one who resolved it.

Lazy loading images

Explanation:

Though this will help with your page load times, you can also lazy-load images. This allows images to only be requested by the connected client when the client reaches that element of your page. If you wish to implement this, lazyload developed by tuupola is a great way to do it, you can find it on github https://github.com/tuupola/lazyload#readme