Question 616278
First term: a = 24


Common ratio: r = 1/2


Sum: 


S = a/(1-r)


S = 24/(1-(1/2))


S = 24/(1/2)


S = 48


So <img src="http://latex.codecogs.com/png.latex?\large \dpi{120} 24 + 12 + 6 + 3 + \ldots = 48" title="\LARGE \dpi{120} 24 + 12 + 6 + 3 + \ldots = 48" />