Answer:
Decimal representation of the time Nicolas spent practicing is:
2.3 hours
Step-by-step explanation:
1 hour= 60 minutes
1 minute= 1/60 hour
18 minutes= 18/60 hour
= 0.3 hour
Nicolas practiced playing the cello for 2 hours and 18 minutes.
i.e. Nicolas practiced playing the cello for 2 hours and 0.3 hour.
i.e. Nicolas practiced playing the cello for 2.3 hours.
Hence, Decimal representation of the time Nicolas spent practicing is:
2.3 hours
