You did turn the "mute" off right? Via the Sound keys.
System Preferences/ Sound and see if the internal speaker is selected if you don't have external speakers connected.
If you have external speakers or plug in a head set you have to chose them in the same place, it may show up under "Line Out" more then likely.
SoundSource is an application that puts a drop down menu in the upper Apple menu bar to make it quicker to switch back and forth, there are others out there also.
Sleep your mac then open unsleep it then try the sound.
MacBook Pro is the best you can get
macbook pro with retina display way better
The macbook pro!
MacBook Pro!
you probably should get the MacBook. they are cheaper than the MacBook Pro. now, if you want a bigger screen, then get a MacBook Pro.
There is no age limit for getting a MacBook Pro.
1000 pounds
MacBook Pro was created on 2006-01-10.
The best place to buy a macbook pro is apple.com.
The MacBook Pro cases are much larger and sturdier the the MacBook Air cases.
The Macbook Pro was upgraded ,as well as the iMac.
Macbook air