Rajesh can finish 1/3 of his home work in one hour

Rajesh can finish 1/3 of his home work in one hour. Seema can finish 3/7 of her homework in 70 minutes and Ramya can finish 3/4 of her homework in three and a quarter hours. If all of them start their home work at 12.00 PM and can go to play as soon as they all finish their homework. When can they start to play, if they take a break at 3.00 PM for 30 minutes?

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #26924