Question

Louis spent 12 hours last week practicing guitar if one fourth of the time was spent practicing chords how much time did Louis spend practicing chords

Answer 1

let the time Louis spent learning chords be x
x=1/4of12
x=1/4*12
x=3hours
therefore Louis spends 3hours practicing chords.

Answer 2

Louis spent 3 hours practicing chords. 12 hours / 4 = 3