Respuesta :
They spent 30 minutes on problems.
I hope this helps you, and please don't forget to say thanks and give brainliest! It really helps out!
I hope this helps you, and please don't forget to say thanks and give brainliest! It really helps out!
the remaining time spent on problems was 1/2 hour. The club only spent 1/3 of their time on the problems. 1/3 of 1.5 hours is 1/2 hour.